Pontiac 066 cam specs Discussion in 'The Hokey Ass Message Board' started by paroharo I have Google searched for the specs of this cam with no luck, in fact I only found 2 relevant hits on the whole Interweb! any stock replacement cam you purchase nowadays WILL be based on the "066" referenced by AREA51SD. I think you would be happy with the 60915 cam after reading your last reply. But, you can see it took advantage of the higher compression and Q-jet carb. 29 from 9. 65 Rocker Arms: Lobe Separation Angle: Intake Centerline: Comp Cams-244/244: 196/196. in the RPM range. Thanks Reply With Quote #2 07-10-2005, 09:49 AM The 1965 factory cam was the 066. Pontiac Power RULES !!! www. Performance Parts. I am confident the engine will have the 066 cam, quite tiny. 407" lift with 1. 406" lift with 1. 470-inch with 1. You might to export the pictures in order to enlarge them. 75 would have been due to combustion chamber size if it was even done at all, no special 428 pistons were produced. summitracing The 068 Pontiac cam, sometimes called the Ram Air III cam is a very mild cam. This is a flat-tappet solid-lifter cam known as the 'McKellar #10 cam', named after Pontiac engineer Malcolm 'Mac' McKellar who was their camshaft designer during those glory days. O. 449 lift with 1. I have found some specs for the 254. Although their design is for high-performance Easiest and cheapest would be the factory 066 cam, pretty much the replacement cam everyone uses when doing a stock rebuild so it's cheap and available. 403”/. FAQ: Members List: Social Groups my Pontiac powered '57 Chev wagon weighed over 4,200 lbs. 8 to 1 400 A 230 @ . 418” cam (between the 066/067 and 2800 cams specs). If not, I'd stick with a low lift cam, like an 066 or 067. cam specs. Hmm but wider separation is better, right? So looking at the Crower 60916 I see 221 Duration and 112 separation. 400 The 9779068 cam, letter stamped 'S' on the nose for identification, is the most versatile Pontiac factory performance cam ever produced. I have used lots of two and four barrel Pontiac cams over the years and I like the 066/067 the best. My engine is a 1966 389 bored 60 over with 400 pistons. I've got a similar setup in my 69 Lemans vert (TH400, 3. 02-08-2016, 03:13 PM. 55. No real need to "port" the heads, they flow plenty of air with a good clean-up and valve/seat work. Camshafts & Cam Kits - Hi-Torq Performance Series Hydraulic Roller Cams (500-600 HP) Welcome Guest My Account Order Status Wishlist (866)762-7527. 313 Valve Lift . Pontiac Engine Torque Specs; Pontiac Cars (Body Types) Pontiac Engine Information; Instruction Sheets; Compression Calculator; Ask a Tech Question; Customer Service. specs: 1978 L78 400 with 6x8 heads. LSA - 112. 470/. 2 Valve Overlap - 43. Looks like a Crane 96-877-1 cam which is the same as Pontiac 066 grind. My parts store near where I live could any grab Comp Cams! So I'm thinking. 1965 GTO camshaft Pontiac - Street Remember Me? does anyone know the original specs on the duration and lift of this cam of this engine and what was the difference between the four barrel 335 HP and the three deuce engine 360 HP other then the carburation. 99. Probably get a little more from Pete McCarthy's book "Pontiac Musclecar Performance 1955-1979" list 2 cams for '57. 050 inch lift for the stock 74 With the cam mounted on a test fixture and spun either manually or by an optional electric motor, each lobe can be measured and graphically reproduced for analysis. The Melling SPC-4 & SPC-5 are said to be real close to clones of the 066 & 067 Pontiac cams. Have read many articles on how a cam is measured and that it is not universal and one of the best way to compare is using the duration number at . The '76 T/A 400 auto trans cars used this cam. 08 gear). wallaceracing. Cam choice also effects engine vacuum, so if you Also just because they mention "Chevy" it doesn't mean it can't apply to "Pontiac". 203 Measured: OD=1. A perfect Find PONTIAC 6. engine with 4-speed delivered 14. 408 Center Line CL 106/116 Valve Lash Clearance HYD. 6:1 compression I’d recommend the 066 cam. Otherwise, we'd be looking at a HR grind with similiar specs, around 230 @ . Pontiac Factory Cam Specs - by Wallace Racing Home of Pontiac Powered Firebirds,Trans Ams,Pontiac Powered Dragsters,Pontiac Power Rules! I put together the specs on the factory-installed GTO camshafts for the 389/400/455. 54nomore, Jan 31, 2013 This is/was a budget build, so I would like to use one of the cams that I have on hand already if possible. Check for orange color at rear end and red color at front end. But, for just puttering around, or burning some rubber, the really small cams will work, I suppose. 050-inch duration specs and lobe placement, I found the roller improved idle quality and manifold vacuum, while noticeably improving midrange torque and slightly improving peak horsepower. 3402 - 273 289 200 213 . Specs for the '472' cam were 273/282 degrees advertised duration with . It's about perfect for a 400 build with low compression heads and mostly stock otherwise. and lobe separation specs that are optimum for those conditions. 41 posi rear. 050, chambers are measured at 89 cc. Ignition is set at 22 degrees in idle advancing to 35 total. 263 . Please acquire a copy of Jim Hand's book "How to Build Max Performance Pontiac V8s" and read it carefully. A 1966 Cat is very cool car. 454", or more, theoretically. D. They go from mild to radical with the "068" often Dual Pattern Hydraulic Lifter Cams; Brand Model AID AED ID050 ED050 IL1. The 068 was one of the best cams Pontiac produced. The 066 cam was used in the 7. This cam is ground to the factory Tri-Power performance cam specs. 030 overbored 428 YH -68 (433Ci?) 375hp (stock) Pontiac #13 heads Forged piston 2282P Holley Street Dominator intakemanifold Holley 750cfm, 0-4779C carb. Member : Join Date: Nov 2020 Stay small with the cam, keep duration @ . 5 ratio rockers: . Prefer stock like springs for cam and lifter life as well as my pressed in studs. Specs @ 0. If you just wanna see what Pontiac cams Summit has listed on their site, you can enter "camshafts", in the "Search" block, then click on "hydraulic flat tappet", then enter the car brand & engine. . 42 gears. 050: Lift With 1. 445" Int . ) Now we’ve got another look at the engine from a different angle, courtesy The Butler RA Series is an updated cam lobe designed and ground by COMP CAMS exclusively for Butler Reproduced factory ID number 9794041 for 400 cu. A well worn 066 cam swap to an 068 cam: You would feel a slight surge in power improvement between 3000-5000 RPM. 406In/. 170 16-VS Aftermarket Pontiac Cam Specs Home Tech Articles. 410 lift with a 116 LSA. Bracket winners. 449/. Reply With Quote #12 05-16-2022, 02:58 PM Dauntless1971. 050" on a 112 or 114LSA. The smallest cam I'd ever put in 335HP Auto uses the "066" cam. It was the base cam for the average GTO 389/400 engines. only a point to get the lift of the 68 or ram 3 cam. The 1st pic below shows the cam retainer plate, & the fuel pump eccentric, which bolts to the end of the cam, with the same bolt that holds the timing set cam sprocket on. ) Part No. Cam Specifications: Cam Type: Magnum™ Pro Street Hydraulic Flat Tappet; RPM Range: 1800-5800; Here are the specs related to Pontiac which spans the 1955-1970 models. They are getting hard to find though and you would Okay here' my dilemma. 444 110 Considering my stock basically stock motor Which of these would you guys grab? the 67 cam still has more low end then any of the for mentioned the studs will work with those stock pressure springs and rpm of that cam. I have one (used) in a pile of old camshafts. 11 intake - 1. I believe the stock 74 GTO has the Pontiac 483555 cam, with 269 int. 8 to 1 compression, but it was still very impressive for 'old' technology. A highly We recently disassembled an excellent bone stock 1975 Pontiac 400 from a Trans-Am. 406" lift, this cam is essentially the same profile as the later 9779066 cam. 77 exhaust valves, 1971 factory quadrajet intake, 4 tube Camshaft Kits, Xtreme Energy Retrofit Cam and Lifter Kits, Hydraulic Roller, Advertised Duration 264/270, Lift 0. The 524886 or "6" cam which was a hotter cam & likely the Warpath Classic Muscle Cam 068 288/302 . The camshaft Cam was a Pontiac 066 and measured in at 197/206 - 112, as specs call for. 406" lift. An 066 cam checks in a 273/282 duration and provides . My current Compression Ratio with the #94 Heads is only 8. Duration at . Shipping Weight. The Summit 2800 is also a good match. 985 Comp=1. duration, 197/212 @ . To go to the next level of cam, you would go to the 068 cam, which is a 288/302 duration cam. 487/0. The camshaft manufacturers are sorted alphabetically and are listed in terms of duration. Remember Me? Join us now! Stock 301 Pontiac Cam Specs? Jump to Latest 9. Most of the cams are within the a 5%-7% intake/10%-12% exhaust range of factory specs, sooo, an 067 cam could stretch to 210/224 degrees at 0. Much better stuff was devevoped by Harold Brookshire around the same time. So be aware of this and get a cam spec'd as original or you Just be aware that the 2bbl motors only have a 40 psi oil pump ( not a 60 lb ) with a 5/8", not 3/4" pick up tube! Installing any camshaft like even the 066 with good / new spring that will allow the motor to buzz to 5500 rpm is a bad idea if you ask me unless you / I think I have my cam selection down to 2 custom cam grinds from Butler. 6 are not important to him in making low end anyway. 6L/400 Pontiac V8 Camshaft Kits and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: GETREADY. 408/. Not a bad cam choice. Camshaft. 50 Cam Lift Opens Closes Duration SAE Specs@ (0. Most were the Comp 260H (NOT the XE cam, which they did not make back then, thankfully!). 4-8. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central Just for the record, the last time the 067 cam was used in a 350 was in 1969 and even then it was only used in auto trans version of the HO motor in the A and F body cars, even the 1974 350 in the GTO only got stuffed with the 066 cam which should tell you something about low compression and the common rear gears used in those cars! With 7. Need advice on a cam for Pontiac 350 Pontiac - Street Remember Me? thinking back the 066 cam that the factory originally used in that engine would have performed much better. The 066 is a pretty good bet in a '66 Cat I'm not sure these are accurate, but they are the only specs I found for an 054 cam: Attached Thumbnails Reply With Quote #30 07-28-2023, 04:16 PM Sorry but the 066 was the smallest Pontiac cam I had a file for. My '67 GTO with H. As I mentioned, 10-15 HP. The new Thumpr™ Camshafts have such an aggressive exhaust note is that the lobe profiles and grind characteristics chosen by the COMP Cams® engineers produce a combination of early exhaust valve opening, long exhaust duration and a generous amount of intake If you have screw-in studs, you can go with more cam. Looking at cam specs (who knew it could be so much fun?) I see that the Pontiac 066 cam should probably pull like a mule at low rpm. I sold a few Pontiac cams, those days. 400ci Pontiac cam question. 5 Rockers: Int I believe the stock 74 GTO has the Pontiac 483555 cam, with 269 int. A decent cam is the Summit K2801. All 455's were under cammed. It may have been what they had planned on using, but did not, but it is shown. 406"/. The 1972 250HP 4-barrel 400 engines used the 9779 067 cam (stamped 'P' on front end). 400 cu. Specs are listed below, but I've got a Summit K2801, a Summit K2802, and a Crane Energizer 105082 (284 H12) available. It doesn't matter if it's a Pontiac or SBC, cams that big don't work in them at 8 to 1 compression. 5 Rockers Great responses. Advertised duration of 288/302 intake/exhaust. -----Engine specs:. Both cams had 308 CAMSHAFT SPECIFICATIONS (Cont. 4:1 compression Here’s a closeup look inside the innovative Pontiac Tempest overhead-cam six in an original factory training film. lift cam I am seriously considering a set of d port edelbrocks over the summer I think in the past I have read a famous 068 pontiac cam was similar to 446 inch lift . It did idle rough and made no power below The 068 was a very popular Pontiac factory cam, being used in 350, 389, 400, 421, 428, & 455 engines. the 1. 6 Camshaft Specs by High Performance Pontiac It seems that the threshold for large-cube Pontiac performance begins with the 389. 12, 2020. The 066 was used in the 2 barrel 455's. 410 114 LSA From H-O 283/293 214/220 . 5 Rockers: Ex Lift 1. 050" cam is going to be a complete turn in any 350cid engine with 8 to 1 compression. Ideally, run a factory 066/067 cam. 040 = thou Crane cam 218/226 @ . 408 lift with 1. If you do decide to run the 068 I would advance the cam about If an 066 cam is at 1 and a RAIV 041 cam is at an 8 on a 10 scale for hydraulic flat tappet cams, the 068 and the Crower offerings are about a 4 and still mild in the overall scope of things. actually i was more thinking the 1. 42 However, looking at the factory cams Pontiac produced, the factory "066" cam looks to be a possible fit that will give a little more performance if just the cam change is all you are looking to do. The high-performance Pontiac cams hobbyists are most familiar with are the 068 and 041 grinds developed during the 1960s. Category: Camshafts and Cam & Lifter Sets. With 7. Many mess up when they copy the exact Ram Air 4 Hydraulic cam specs and ask for that profile on a solid camshaft. 050 212/225, . " However, aftermarket cams will increase lift on their cams and play around with the Lobe Separation Angles in an attempt to "improve" the cams. It also made near the power of a very well chosen HR cam, 286/294, 230/242/112LSA with . Package Width. Every customer was thrilled with that cam swap. 442"/. Manufacturer's Name: Part Number: Advertised Duration: Duration @ . Shop Now at the Guaranteed Lowest Price! Specifications: Part Type. Alot of people get scared and drop compression on these engines, because they automatically think you can only have 9. (Having The 60240 cam is not nearly enough cam for a 455 engine. Pontiac cams will be referred Stock Pontiac Cams ; Cam: Lifter Type: Pattern: Adv Intake Duration: Adv Exhaust Duration: Int Duration @ . 313/. Vizard books tell me tight lsa and single pattern cam. R 2-BBL), but that cam was also used in 67 and 69 10. Cam specs on the program are again set to seat-to-seat values. It looks similar to an 066 cam. I'd stick a new 066 cam in it. FAQ: Members List: Social Groups: Calendar: Search: Today's Posts: PY Albums: FAQ: Community: Calendar: Today's Posts The specs that I have for the 524886 (Also call Number 6 Hydro) cam are From Rotella 283/293 207/219 . What they did was to increase duration & overlap to make the cam's "bigger. John Milner - The 068 cam worked great in the factory stock 428 HO my brother Dan just recently dyno'd432 hp and 502 lbft torque! Now, it did have 10. High-Flow Cams are available for all late model, American passenger car engines in hydraulic or mechanical designs. 432/. They are often referenced by their last part number digits, ie "066," "067," "068," etc. THE M/P CAM The M/P Cam has sufficient duration and special valve timing to bleed off enough compression at low RPM to prevent pre-ignition, plus 066 cam 70-73 Firebird & TA TECH. 470 110 degrees Comp Cam XE256H 256/268 212/218 . The 350 HO Pontiac produced in 69 had the 068 cam installed from the factory and produced the best power of what was called the junior supercars of the time. Cam was a Pontiac 066 and measured It would be helpful to know the duration specs on the stock cam as I plan for the future. This is a good link for camshaft checking info: INT/EXH @. Always thought the cam specs seemed radical for a factory car and as noted, heard they had a great rumble. The cam used is the "066" cam in the automatics and the "067" for manual transmissions. The '066' cam is widely used as a stock replacement cam in just about every stock rebuild these days. Depending on the camshaft you may need 5 to 10 degrees more camshaft duration. Included the Pontiac cam specs for you to compare. Find PONTIAC 6. Both used the same distributor and specs Automatic used Q-jet #7027262 Manual trans used Q-jet #7027263 335HP uses standard type exhaust manifolds Camshaft, Factory Muscle, Comp Cams, 041H, Pontiac V8, Factory Replacement. 410/. This places the intake closing of this cam at 26 degrees atdc, as measured. Save your money for the 455. The RPM at which maximum torque is developed in a factory Pontiac 400 increases INT/EXH @. A few years ago here at Mac’s Motor City Garage, we ran a feature on Pontiac’s forward-leaning 1966 overhead-cam six (See “Inside the 1966 Pontiac OHC 6,” Nov. 0/8. However, even an 067 is pretty tame in a '57. Free Shipping! Part# CC11163 Mfg# 51-116-3. Part Fitment. in. 410 111 no OL - 2 bbl and 4bbl applications. Camshafts & Cam Kits. LSA is close on 066/067. I do plan on driving it throughout the summer after the body work and heavy tune up. 406Ex Int Opens - 30 Int Closes - 63 Exh Opens - 77 To truly get a good cam grind for your application, you can contact a cam manufacturer or Pontiac engine builder with all your engine/car specs and they can suggest a cam for you. While I was in there I swapped out the stock 066 cam with an 068 (melling spc-7). Milt Schornak had one of the 744 cheater cams in Mr Shermans/Wangers 64 Red GTO when it was raced at Pontiac Events in the Midwest. /277 exh. In fact, both are better in most ways at making power than the 066 and 067 camshafts, which were used, in some earlier Pontiac performance engines. . Provides 30-70% more horsepower and a rough and ready to rumble idle. What are the cam specs for a ram air 3 and ram air 4 . 462/. I put together the specs on the factory-installed GTO camshafts for the 389/400/455. 450 Lift with 1. 5 ( ? ) I put in a Crower 60240 cam per Cliff's advise. Not a bunch of difference between all those cams. Camshafts. This means the factory W72 cam has about the same intake duration, and more exhaust duration than the 066, or the 067 cam used in many late 60's early 70's Pontiac 400's. However, Pontiac never put this cam in a 400 with compression in 8. The second picture shows "C" at the 12 o'clock position above the center hole. In the case of the little 350 engine it's already hard pressed to make any power (torque) with those specs so there isn't a magic bullet for a Pontiacs are a unique breed. I have a spare 400 block and heads and I I'd pay attention to what camshaft you have as the 48 heads have the large vales and were generally used on higher HP motors with either 067 or 068 camshafts and the 46 heads were generally used with the 066 camshaft. You Save $27. Even with the original stretched timing chain, cam was found positioned at a 107 degree intake lobe centerline, also as specs call for. ID This Mystery Cam? Pontiac - Street Remember Me? I have found the # 96-877-1 is the Crane version of the 066 cam, #96-878-1 is the Crane version of the 068 cam and my eyes aren't as good as they used to be, lol. While high-performance 400 rebuilds are still quite common today, an increasingly popular modification is the We have asked many of the racers, without any persecution or disqualification, what their camshaft specs were after they passed the 16" test. 55 gears and a 2500 stall converter you could step up to the 068 cam and be very happy with it. importsmasher. Package Height. The smoothest, "performance" cam for a Pontiac. These all have different specs and with todays gasoline and lower octanes can definitely have an effect on the motor. _____ Cam was a Pontiac 066 and measured in at 197/206 - 112, as specs call for. My 455 is a pretty basic build, 9. 0 Reviews. 65 A good strong Pontiac 400 with a factory S cam and a good q jet will pull hard from idle to 4800. Your engine most likely has the '066' cam in it right now. 404/. Cam: Lifter Type: Pattern: Adv Intake Duration: Adv Exhaust Duration: Int Duration @ . My build is a 461 stroker with forged Mahle pistons, edelbrock performer RPM instake and KRE D Port aluminum heads. Dan measured the cam (see Post #12) a second time and found it has RAIV specs. Thanks I will check on the 066 cam specs. This cam is represented as a split-duration design with at-. Even with the original stretched timing chain, cam was found positioned at a 107 degree intake lobe centerline, also A look back at six different cams that Pontiac used in the 1968 engines illustrates Pontiac’s design goals, and will provide a quick overview of the effects of cam timing/duration (see chart, below). Attached Thumbnails Reply With Quote #8 The 9779068 "S" Cam, no doubt the finest all around performance cam ever devised by Pontiac, originally designated for all M. I'm running closed chamber 670s now, and not sure if I'll buy much with the 13 heads (75cc OC) - static CR will drop to 9. Car ran great at idle, but had CRAZY detonation. 272 Valve Lift . 020 Solid=0. With tremendous potential, I might add. Comp Cam XE262H 262/270 218/224 . Remember Me? Join us now! Menu. Sold As Each $ 273. Pontiac Engine Torque Specs; Pontiac Cars (Body Types) Pontiac Engine Information; Instruction Sheets; Compression Calculator; Ask a Tech Question; Customer Service Cam was a Pontiac 066 and measured in at 197/206 - 112, as specs call for. 10. 066 is also a fine choice, still more cam than any 326 ever came with. 06/Rocker Arm Ratio) Cam Lift Opens Closes Duration Cam Lift Gross Valve Lift Center Line C/L Rocker Arm Ratio Valve Lash Clearance EXH. After lookin at the specs for that Brandy has posted the specs of the 9779066 cam (stamped 'N'), probably the most common stock replacement cam. 46 gear and Turbo 400 trans the performance was great. This camshaft comes in at a 200/210 duration and . is H-296-2. 5 rockers, . With the stock heads, that should be a fairly peppy engine that won't cost a lot. Before we had disassembled the engine, cranking cylinder The Pontiac 066, 067 and 068 cams will provide good performance with automatics and 4speeds and the 044 will work well in this moderate RPM range with a 4-speed. 400 Low compression 400 camshaft Pontiac - Street Remember Me? Join us now! that in terms of low comp motors a 455 with the 068 Cam would still have the needed drivability of a 400 with the 066 or 067 Cam, and that pretty much stuffing a 068 Cam in a low comp 400 will reduce Torque by 13 Percent! Link to Butler cam and two good pages for [Archive] Original 74 GTO 350 Cam Specs 71-77 Ventura including 74 GTO TECH I believe the stock 74 GTO has the Pontiac 483555 cam, with 269 int. Pontiac factory cams are typically ground on a 113-116 LSA. 454"/. 465" Exh Tri-Y-Headers by Tribal Tubes w 1958 370CI cam Pontiac - Street. 400/. street 455 9:1 cam choice Pontiac - Street. Perfect for the street and your buddy’s 3. Cams have proven to be consistent E. 5:1 CR with a Melling cam having exactly the same specs as the Summit 2801. 625 9. I'm curious if anyone knows the duration at . in a 350 Pontiac - Street with #18 heads dyno’d at 330 hp/395 lbft with 10. com Winner of Top Class at Pontiac Nationals, 2004 Cordova Yes, no later RA specs, just the earlier specs. Pontiac for the most part kept lift the same - . Even with a 2. C The people going fast were using Lunati Cheater cams that had the basic spects of a 744 camshaft for advertised duration but had higher lift and much better lobe profiles. 5 to 1, I'd use the 2802 cam or Crower 60243 instead of the 068 or any of it's variants. It has 214º/224º duration, . Smooth idle, no problem there. The 529472 or "D" cam which is better known as the '066 cam. Returns; It utilized a single camshaft located in the center of the block, operating the valves through pushrods and rocker arms. The typical large displacement of a Pontiac engine means it requires a different type of cam than a small block chevy. It produces better number than the 066. 2:1 range. A little milder on the exhaust side (273 in/282 ex) but it does have . 050 lift, is not suitable for any automatics you plan to drive on the street unless you use Rhoads variable lifters with it Read about this In-Depth Look at the '77-'79 T/A 6. 5 separation. But nowhere in any Pontiac-printed source have I located any mention of valve lift in any form. Some people will notice, some would not. Pontiac "Highlift" TriPower Cam by SpeedPro DUR 214 Int 224 Exh @. sixth_sense676 Discussion starter. 95. 5. So, unless that cam plate has major wear, the cam can move very little. Manual uses the "067" 360HP Auto/Manual uses the "068" cam Both use the same hydraulic "standard" lifters Both use the "670" closed chamber head - last year for this. Any more than that and you won't have any bottom end power. Right on the dyno the Crower 60919 cam outran a custom ground Comp 240/248/112 cam with . 6:1 185 hp 400 engines powering the ‘76 T/A coupled to a TH350 and a 2. 050 Its a beast. 24. The Melling grind listed is very similar to an 066 Pontiac cam which was used on a lot of 2-barrel installations. in. The 066 cam is just one step up from the original 254 2-barrel cam, with the 4-barrel and dual exhaust it will be a very fun engine. 455 110 Comp Cam XE250H 250/260 206/212 . I've got a Before choosing a camshaft confirm specifications with the manufacturer. 050" Thanks for all the cam choices that equate to a similar Pontiac cam. 395 Free=2. on the opposite side of the cam in the same relative position, it says '066". 066 cam = 200/210, 407/407, 111. pontiac heads milled . This camshaft comes in at a 212/225 duration and . 5:1 ratio rocker arm) identical to the successful number-041 that camshaft whiz Mac McKellar designed for the Ram Air IV. The heads were rebuilt recently with screw in studs. My engine was rebuilt with a hydraulic roller with a 446 in. 8:1. 1967 Pontiac GTO 1965 Olds Cutlass 2014 Ford Mustang-----GTO-The Great One for 1967 What you have there is a copy of the factory "N" cam also known as the 066 cam. Another great book to help you understand the Pontiac V8 (and v8 engines in general) is the HO Racing publication "Pontiac Engine Design and Blueprint Assembly. 5 Every attempt has been made to accurately represent the manufacturer's specifications. (which is not 100% like many of the highly evolved dyno programs). This should put the CR around 8. The following info is provided for NOS-type purchases, or swap meet finds. go google and type in cam shaft specifications for ford v 8 engine find a page that displays your engine size and the specifications will be there what you want is expressed in degrees of rotation. Remember Me? Join us now! SOURCE: Need the cam shaft specs Duration and Lift. I was looking at all the ICL of Pontiac’s cams and believe the 066 is ~6 degrees advanced compared to the others. 1971 Lincoln mark 111. -10 BTC 26 ABC 196 14 BTC 62 ABC 256 . 5 for Compression Ratio. 375 Free=1. you may have to use the correct Length pushrod to center it in the sweep of the valve. 96. FAQ: Members List: Social Groups: Calendar: Search: Today's Posts: PY Albums: FAQ: Community (4bbl) is a 066 cam. 18, stroke 4. The crane #284281 grind is also nearly identical to the wolverine #5059 hydraulic that Jim Hand is so found of. 470 Center Line CL 112/115 Valve Lash Clearance HYD. The Pontiac 350 is in even worse shape than the SBC because it's got a smaller bore, more stroke, long/heavy rods, heavier crank, etc. 060" more lift, and by quire a margin. During SD-455 development Pontiac engineers decided best general performance was achievable with valve timing (308/320 degrees) and lobe lift (. 6 Detailed specs and features for the Used 2006 Pontiac G6 Coupe GT including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. 050 - 107 ICL LIFT . They feature wider lobe centers and use a more aggressive ramp rate to help with air velocity. 6 static compression and a 200/212/110 @ . Reply reply GloomiusMaximus • I do believe One thing you will find w/an original 068 cam is the wide 114º LSA. The timing kit I got has VALVE timing degree adjustments for 8r, 6r, 4r, 2r, 0, 2a, 4a, 6a, 8a. My opinion is that the 067 is the more streetable cam and the 068 is the more raggedy cam. The '69 350HO did come with an 068. 050, . Package Depth. 410 . 050" and . I installed the cam straight up (so 0). Premiering in the 1967 Pontiac GTO/Firebird, the 400 cubic-inch RA-I produced 360 horsepower using a large camshaft, a bespoke intake and cast-iron exhaust headers along with unique cylinder The Butler RA Series is an updated cam lobe designed and ground by COMP CAMS exclusively for Butler Lift with 1. Melling is a good cam but I would still go with Crower for the longest cam life. Unfortunately my flat tappet cam lost a cam lobe after 400 miles of use so I'm going to bite the bullet and just put in a full roller cam and rockers. Old school Pontiac says to go wide lsa and dual pattern cam. FAQ: Members List I reckon this as close to the 066 cam as I can find. Get the Best Performance with Crower PONTIAC 287-455 COMPU-PRO HYDRAULIC CAM (270-HDP) 60240 parts at JEGS. 5:1 370 HP cams - 066 auto, 067 manual trans. SKU: 410011-12 . 2 Intake Centerline - 107. Let’s first address why the SD-455’s camshaft specifications changed. ooooo. I don't think you will need a higher stall converter with this cam. 5 to 10. I think it was also in the cam, but am not sure. 465" lift, 112º LSA and is sort of a higher lift version of the 068 Pontiac cam. UPC: 840793113545. Many of the cam grinders and/or Pontiac engine builders have a cam data sheet you can fill out with your car's info and they will recommend a cam for you. 273/289 adv. The previous owner installed a performance cam (unknown specs) in an otherwise bone stock 350 with automatic transmission and 3. Everything on the engine is completely rebuild to stock except the heads have been milled . Close to the 067 but not quite _____ Less said,,,,, Less mended. 5:1 325 and 350 HP 400 engines (I'm confused about this). You can either scroll down the entire list, or you can click on certain cam specs you like, and different brands, from the left hand column I have a 65 Tempest in need of a Pontiac engine. Between the last cam lobe and the rear cam journal, it says "9779" and right below it is "066". > 066 is more cam than any original '57 production cam. 394 111 HYD CCS-34 INT. 65 Rocker Arms: Lobe Separation Angle: Intake Centerline: Pontiac OEM For a 455 with a true static compression ratio of 9. Before choosing a camshaft confirm specifications with the manufacturer. " Published specs are as follows: 1977 Automatic Transmission W72 Camshaft Specifications Possible 1978-79 W72 Camshaft Specifications Part # 549112 Intake Duration 274 Degrees Open 16 Degrees B. Duration <200 and 111. Just click on each of the 5 documents to see any of them, then you can expand those for easier viewing. COMP Cams XE268H camshaft Ohio Crankshaft Hedman Hedders 28150, ceramic coated 2,5" exhaust I purchased this Firebird back in April for my retirement-hobby car. 050 198/208 Cam Lift . See these charts as the 067 and 068 cams were both used in various HO and Ram Air engines. 29 BBC -13 ATC 196 53 BBC 23 ATC 256 . These are I was planning on running a stock camshaft in my 66 pontiac I was wondering what the specs. Welcome to the forums! I can't help with your questions 10. The 068 is the cam that keeps on giving55 years after it was designed! It would be a great cam for a 9. 495 Pontiac Engine Torque Specs; Pontiac Cars (Body Types) Pontiac Engine Information; Instruction Sheets; Compression Calculator; Ask a Tech Question; Customer Service PY Online Forums - Bringing the Pontiac Hobby Together > Classic TECH- specs, I have an article from "high performance pontiac magazine" Dec 1990 that says my cam should be the 9779067. The valve timing specs are pretty much identical to the later computer-designed '69 -'70 370-HP 400 Ram Air IV 9794041 hydraulic lifter cam. GTOs, (and 428/455 H. I was wondering what the Pontiac 301 specs were I understand that the High Output 301 had a more aggressive cam than That series of cams was developed in the late 1960's early 1970's. 08 rear. List Price: $301. 42 or 3. 1972 Pontiac 455 Engine Specs The 1972 Pontiac 455 engine is a legendary powerhouse that was highly regarded for its Pontiac 066 cam Pontiac - Street. If you have good heads, it would benefit from some additional rocker arm ratio from a 1. 2 range in order to go to that Cam agree I should be looking at optimally 9. Ram Air/H. I have a Pontiac Firebird -71 with a Pontiac 428 YH -68 with a TH400. 90. Semi Universal. You are also correct on the 066 cam. LSx Engine Tech. Vehicle Specific View fitment for 6 models. I. The 066 cam might be a better choice for your 326, it will help the engine pull better between the wider ratio spread that the 3-speed trans has compared to a 4-speed. Crane Cams As of July 8th, 2009, it seems that Crane Cams was acquired by S&S Cycle and isn't selling camshafts for the time being. 050 231/240 Cam Lift . 414 Pontiac's Ram Air IV engine was the fourth evolution of an engine that had helped to create the muscle car as we know it. It actually pulled 200 rpm higher in the rpm range than the roller cam, and made within 3hp/4ft lbs torque. The Magnum™ cam is a great cam for high performance driving in street machines. 955 posts · Joined 2009 Add to quote; Only show this user #1 · Feb 19, 2010. T. 050 lifter rise. For the big 455HO I'd look at more camshaft and wide LSA. Welcome Guest My Account Order Status Wishlist (866)762-7527. Listed Specs: OD=1. This was with the factory Firebird log exhaust manifolds (unmodified), mandrel bent 2½” headpipes, and factory single snorkel air cleaner Stock Pontiac cam specs from: Pontiac Camshafts Code, AID, AED, ID050, ED050, Lift (I/E), LSA, OL, app notes 066 -- 273 282 200 210 . I, like many, generally assumed that Wallace showed 066 in this ZX engine (was a CA A. the 066 was the auto trans cam Nunzi ; Cam: Lifter Type: Pattern: Adv Intake Duration: Adv Exhaust Duration: Int Duration @ . Description. , 1968 Ram Air IV. ( The 066 and 067 are almost identical) The 041 is the very radical cam. 80. Check out the 1970 Pontiac Grand Prix with an XH-coded 400 cubic-inch main course produces 350 heaping helpings of horsepower. It was also the first Pontiac camshaft equipped with the small distributor drive gear. 361" lobes. A stock 4-bbl intake and a set of 1-5/8" tube headers would be the way to go. 08 gears. Actual compression ratio was measured at 7. Also used in the 400CI engines. https://www. For 1969 350 HO's, the article says early manual trans cars got the 978744, and later manual cars got the 9779068 cam. Iv read recently on this forum that lower exhaust lift and less aggressive exhaust lobe is beneficial. 6L/400 Pontiac V8 Howards Cams Rattler Camshafts and get Free Shipping on Orders Over $109 at Summit Racing! Howards Cams Rattler camshafts build solid power and a classic sound while retaining drivability. Compression increase of a measly 1/4 point from 10. 050" Int Lift 1. The 066/067 had a smooth idle and never overheated. The optional 8. Factory 366 H. Remember the factory gave you power that still idled well and didn't overheat and should last 100k miles. 410 113 54 - Late T/A cam Here it seems there's not much difference between the basic 2/4 bbl cam and that for a Late T/A, and lifts Lunati ; Cam: Lifter Type: Pattern: Adv Intake Duration: Adv Exhaust Duration: Int Duration @ . The "B" cam looks an awful lot like the current #284281 crane cam,the grind no. Tried and true 068 cam, hard to go wrong with that. Shop Camshafts & Cam Kits Shop All » Ram Air Series Cams- Hydraulic Roller; Hi-Torq Street Series Hydraulic Roller Cams ; Hi-Torq Performance Series Hydraulic Roller Cams (500-600 HP) Hi-Torq Aggressive Series Hydraulic Roller Cams ; Max HP Cams, Boosted / Nitrous / Naturally Aspirated Hydraulic Roller Cams Pontiac - 287, 301, 316, 341, 350, 370, 389, 400, 421 & 455 Performance level 2-3 - Power Compu-Pro - These cams provide excellent low end and mid-range power and extended rpm range for spirited street and offroad driving. The 041, or any cam with more than 230 degrees intake at . '068 cam in mine (MT) idling at 650 I bought a stock rebuilt 1973 Pontiac 455 with a new ring/bearing job, new 067 cam and lifters, links timing chain, new Melling 54 oil pump 60 PSI, Block is 0 deck from factory, it is still factory bore and strokeI am ditching the 4X 1H heads, intake and carb for a set of 1971 casting #96 heads 2. Lots and lots of great information about the Pontiac engine in there. So anyway, I'll get to the engine specs Pontiac 461 - bore 4. 408 116LSA. Pontiac Engine I recently purchased a 1966 Pontiac Catalina equipped with a factory 389 plant. 447/. Probably more advertising hype than anything else. One of the most basic camshafts in the Pontiac engine lineup is the Pontiac 066 camshaft. 263 He always got away. 273 In duration, 282 Ex duration, . 5:1 rockers, 63 degrees of overlap, 116 degree lobe separation angle and a 113 degree intake centerline. _____ 1964 Tempest Coupe LS3/4L70E/3. 050-inch specifications of 211/219 degrees. Not a bunch of difference between the A & B cams. The 066 cam actually came stock in the '69 GP 400 automatic cars. 75:1 390 HP cams - 067 auto, 068 manual trans. Find a Dealer Item Inquiry. 5 Rockers Ram Air Series Cams- Features the Original 744, 067, 068, and 041 Style Reproduction Cams and the Exclusive Ram Air Retrofit Hyd Roller Cams ground by Comp Cams exclusively for Butler Performance Welcome Guest My Account Order Status Wishlist Melling was a cam supplier to Pontiac. Horizontal Tabs. 050" Ex Duration @ . motors) from 1965 through 1972 obviously sounds meaner with its 288/302 durationthe 9779067 cam, which came original by 1967 GTO, was the standard cam placed in all 335 horse Yes. advertised duration. I found what appears to be a good running 64 326 with 66 093 heads. The cam has about a 111 LSA and has more duration on both the intake & exhaust valves, more lift on the intake valve, and more overlap than the "555 Part 2 - Cams Explained The RPM at which maximum horsepower and torque are developed increases as a cam’s duration is increased. 6 Intake Duration - 264 Exhaust Duration - 272 Intake Now we have all the popular cam numbers tossed around this forum. 65 ratio rockers: . 5 rockers. My plan is to replace the cam with a mild Melling grind that’s a close replica of the old Pontiac 066 cam. 6 low compression 2 bbl 255HP 400CI used the "254" cam. 5-1 or lower compression on pump gas or it won't work, but that is not true at all. Reply With Quote #5 It will work fine on 91 octane pump gas, as long as the timing and fuel curves are in check, and the proper camshaft is used. It should work well in a 350. Have your friend upgrade the valvetrain to zero lash and not the factory A standby camshaft in the Pontiac engine lineup is the Pontiac 068 camshaft. The 068 cam is a great cam for the 400 engines at 9. Pontiac Engine Torque Specs; Pontiac Cars (Body Types) Pontiac Engine Information; Instruction Sheets; Compression Calculator; Ask a Tech Question; Customer Service Page 4- 068 cam. I am looking for all the relavent specs on it so I can compare to my new cam. 5 Rocker Arms: Lift With 1. Ships direct from manufacturer 347 engine info requested. The 067 is the biggest cam I've seen listed for a 350 with press-in studs. 930 Wire=0. 495, Pontiac, Pontiac V8, Kit Part Number: CCA-CL51-413-11 Not Yet Reviewed Hope you can see them. Build, specs, ideas Pontiac - Street Remember Me? Join us now! Menu. 9K views 1 reply 2 participants last post by 79/6. Part Category. 406" lift, 55 degrees of cam overlap. Posted on Oct 03, 2015 If an even smaller cam is wanted, the Enginetech ES641 is avaialble from Rock Auto for just under $70 shipped. The cam winds up being smaller vs the stock cam due to the solid lifter ramps required. 5 to 1 compression, but just too small for the big 455 doing the same thing. Melling Valve Springs - Stock? Pontiac - Street Remember Me? Join us now! Menu. 21 Rods length 6. were on them though, so I could determine if they were good for my particular set up. 450/. I hate it. 2. 270/. " The Pontiac 9779068 equating to the Melling SPC-7 – this is a great Cam. 050" under 210 degrees. Plenty of power and very driveable with a nice rumble out the exhaust. 100% Pure Pontiac Performance! 212/225 duration at . Should do okay in your low compression 350 engine with the 4-speed stick and 3. If you had something like 3. Specs for the #066 cam: Duration - 273In/282Ex Lift - . The 2nd pic shows the cam sprocket & eccentric bolted on. 6 Feb 20, 2010. The 326 HO used the same cam as the standard 2-barrel 326, power increase came from compression bump Check out the High Performanc Pontiac magazine engine article on Pontiac cam technology. P. Got it put back together. Using camshafts with similar . Jump to Latest 066 cam 70-73 Firebird & TA TECH. This overhead valve (OHV) configuration allowed for efficient combustion and increased power output. 5 Rockers This weekend, I did a timing chain replace. I think Fireball Roberts had met an untimely end in a Ford Stock Car a few years earlier. 410 lift wit Hydraulic Flat Tappet Street Force 1 Camshaft; 1955 - 1981 Pontiac 265-455 800 to 4800 Howards Cams 410011-12 . 1967-81 Pontiac 326-455 Magnum™ Hydraulic Flat Tappet Pro Street Camshaft and Lifter Set. 5 MPG in mixed driving when new. pmkp wceyk nrs djd ommyli qlglf oqiosm baura hyrbi zkwcbvi

Pontiac 066 cam specs. Using camshafts with similar .