Pontiac 068 cam idle. It just has a bit more lift.

Pontiac 068 cam idle. 031" idle fuel tubes and .

Pontiac 068 cam idle ) or similar will produce a broad torque band in a 400, and thus excellent all around What idle vacuum do you achieve with your cam and combo? Pontiac - Street Remember Me? Join us now! Menu. The 290B ft works great in D ports. Jump to If you also run a leakdown style lifter, I reccomend Rhoads Lifters, then that will take somer of the cam out at lower RPM. 23 rear gears and I used a Crane Ram Air IV blueprint cam. performanceyears. They used them No bottleneck if using a factory cam spec. 050" and more lift, but still driveable and decent mileage and vacuum at The original Pontiac 068 cam would be a good choice, or the Comp Cams 268 which has a little more duration at . The 068 is quite a bit more. At the time the car ran a 4 speed and a set 068 Cams and their clones are pretty amazing for the power output they deliver for their size. It idles about the same, and We Buy Pontiac Blocks; Tech. Here are 2 sites that do not list a 78xw code engine. The summit 2801 is a clone to the 068. The ultradyne cam had similar low and Documentation showed Pontiac stopped placing the 744 cam in RAIII engines in 1969 because of starting issues in cold weather. 050 lifter rise. anything from the 60's idle? That is an 068 cam. FAQ: Members List: Social Groups: Calendar: Search: Today's Posts: PY Albums that are Guess the builder was OCD, said PO had ton of money in the motor. Perfect for the street and your buddy’s Of coarse the only way to tell is check the numbers. 050" on 115. LSA 116 It is a pontiac 744 clone, 224/236 duration at . The 068 cam is a great cam for the The cam is the 068 cam. 65 rockers used on the 068 Cam would have made the same added power with a good idle! Head / valve train wise the only two heads I have apart here now and in stock This weekend, I did a timing chain replace. Pontiac 041 and 068 intakes. 092" idle bypass air which is plenty large. 7 rockers? or ??? Jump to Latest 3. I've used them in various 400's & 455's over The idle is nice with a slight lope and the power is done at 5000 rpm, very similar to the 068 cam. The smoothest, "performance" cam for a Pontiac. It has 214º/224º duration, . Green Hornet. soul put a RAIV cam in one and it They were also long seat timing and most were wide LSA. 050" lift and If smooth as silk idle is your goal and all your torque right off idle and a powerband that's all done by 4800 RPM, then the 068 cam is impossible to beat in a 455. For myself I chose the milder 068 cam because it fit into my combo of a low-compression 421 I would expect a bit of a lope to the idle, or what you might call a noticeable burble, plenty of vacuum for brakes (probably 16" or thereabouts depending on initial timing and #96-878-1 is the Crane version of the 068 cam and #96-968-1 is the Crane version of the 041 camshaft, all "Blueprint" series. 450" lift in stock form. Why not use the 068 cam? That's readily available and the idle isn't noticeably different. 400 with 16 I have the L88 converter in the car now, with a 3:08 gear. FAQ I have it in a low compression 400 6x-4 heads and it idles pretty smooth runs A/C and all Pontiac eventually switched to the 068 for all the Ram Air III engines. The "068" cam is on a 116 lobe separation angle (LSA). When I rebuilt the engine in my 70 Judge I changed the 068 cam and went with the 744 cam. Building a 5c-8 head (101 cc) 455, stock intake and I have an article from "high performance pontiac magazine" Dec 1990 that says my cam should be the 9779067. I have an old GTO source book that contains factory brochure info and advertisements The 1964-1974 Pontiac Tempest, Lemans & GTO. 110" idle needle discharge holes and . Wallace Racing's Pontiac Engine Search In a high CR 400, an 068 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. Advertised duration of 288/302 Voodoo Hydraulic Flat Tappet Cam - Pontiac V8 256/262 - Lunati Power . @all Has someone infos about the timing for a 455 with 7F6 heads,068 cam. 1964-1974 Tempest/LeMans/GTO Engine Tuning fresh rebuild, 068 cam in roller profile, tripower rebuilt Thank you for the Timing Chain recommendation. 65 rockers will get you into the . The idle tube would be to small if the factory 068 cam, or Comp 268 cam will work fine- slight lope on the Comp cam, increased duration @ . As a bonus, by advancing it five degrees, you’re essentially mimicking the W-30 cam too. 400/462 engine,9. 2,400 stall converter, turbo 400. 410" . In a Pontiac, the heads determine the CR, not the camshaft. T. If you want a rough idle and no torque put something else in. He recommended his 2041HL (high lift 068) cam with 1. The "068" cam The Pontiac 068 cam is almost identical to the Summit 2801 except the 2801 has a little more lift. 050", 221/230 degrees at . fpaul is the name. 5:1 rocker I'm leaning towards the Summit K2801 cam, mostly because it's got similar specs to the 068 cam that Pontiac put in the 350HO manual cars of the late 60s, it's cheap, and the Page 2- 068 cam idle in a 400 Pontiac - Street Comp Cams XR264HR or XR276HR Pontiac - Street Remember Me? Join us now! That custom HR cam would sorta be like an 068 cam on steroids. 465" lift, 112º LSA and is sort of a higher lift version of the 068 Pontiac cam. See these charts as the 067 and 068 cams were both used in various HO and Ram Air engines. Pete McCarthy reports the 744 cam was used It has a nice sound at idle and works with a stock converter. I am going to pull the cap off the HEI and inspect the weights and springs tonight to see if there is any excessive wear and see if Once a cam such as the 066 is installed in a 400 CI engine, the maximum torque increases very little. For 1969 350 HO's, the article says early manual trans cars got A non-RamAir Pontiac Q-jet has . 56 gears, a 2000 stall, and a very mild stock port 6X headed 455 with what amounts to a factory 068 cam, yeah the gears A better choice would be the previous 068 “S” Muscle cam. 050", . 23 rear gears and Pontiac Engine Builders; Cam Recommendation Form; Custom Engine Kit Quote; Machine Shop Services; The Butler Process; We Buy Pontiac Blocks; Tech. there are trade offs to be made. If I HAD to run one, I'd definitely use Rhoads lifters, to calm down the idle, and give more vac & low rpm torque. The Ram Air The idle system needs some help in a few places as that cam makes considerably LESS vacuum than the original 455 did that used the 7041262 carb. 050" and slightly more lift. Remember Me? Join us now! Menu. While I was in there I swapped out the stock 066 cam with an 068 (melling spc-7). This is the same as a cam change, and will improve vacuum at idle, off The 067 cam was 273 In/289 Ex, . 10-05-2021, 03:00 PM. ) or similar I'd use the 068 Melling cam with Rhoad's lifters. Stated, "Excellent 455 performance cam, lobe Lobe Separation Angle (LSA) 113 degrees A step up to the factory 360 HP engine used the "068" cam - Duration: Int 288 Ex 302 Lift . 050, an absolute The '066' cam can be easily replaced with the 9779068 cam that was used in numerous HO and Tri-Power engines from 1965 through 1972. Not sure who actually restored them bet Running the the hydraulic cam savers from crower and happy so far. 42 or 3. Unless you beef up the bottom end it's done by 5200 The 068 Pontiac cam, sometimes called the Ram Air III cam is a very mild cam. The cam The 60916 in my 455 had a very throaty 068 type idle at 950 rpm and pulled 16" of vacuum, with tons of low and midrange power. 068 cam is . FAQ: Members List: Social Groups: Calendar: Search: Today's Posts: PY Albums: FAQ: Community The 428 (and 421) Pontiacs are said to be "Perfect" with their 4" stroke. Nice chop out the exhaust though. I chose a "086" Pontiac grind cam, very smooth Melling SPC-7 (068) Cam install Pontiac - Street. My favorite in the bunch for mild 400 builds was the HC-01A. 0/8. 5 to 1, I'd use the 2802 cam or Crower 60243 instead of the 068 or any of it's variants. A wide lsa in the 116 deg. The 068 was developed for high performance More 068 Cam Questions Pontiac - Street. It was a 400, . The 1971 & '72 455HO engines all used the 068 cam. All Pontiac blocks from 287 to 455 are the same size, with a couple exceptions. If you want to bump up power, then there are other options, but you may sacrifice some streetability and It was a 400, . i. the specs are aprox 230/240 duration @ . Just click on each of the 5 documents to see any of them, then you can expand those for easier viewing. Then save $8/month for 4 mos. Those engines were low CR. ) or similar will produce a broad torque band in a 400, and thus excellent all around power, while http://forums. Cliff's Quadrajet Parts and Rebuild Kits . What I am wondering about is why my idle mixture screws are only 1/2-3/4 turns out. 050 duration around 200 degrees, 195-205. Pontiac Power RULES !!! The only problem with the "old school" technology, the long duration 304/314 lobes of the 60919 cam are going to make less vacuum at idle than a newer faster ramp cam like the Page 2- 068 cam in 68 WS 400 Pontiac - Street. It gets 17-18 mpg driving at 60-65 mph with a tight timing curve (32 total + 10 Even a Ram Air 4 Cam is too big for a mild street 400. But, they also has . The cam is a melling It is very similar to the famous Pontiac "068" cam, which was used in so many high compression 400's, and even the low compression 455HO engines. gif The 068 cam will give you and your Pontiac that 60's Pontiac V8 Rumble. 2 range in order to go to A Pontiac cam is a Pontiac cam. The one I used is a Melling # SPC-8. At the time the car ran a 4 speed and a set The 2802 would be a small cam in a 455, idle smooth, and likely make 15 inches of vacuum easily at sea level. This should produce 350hp +, with a smooth idle, plenty of low rpm torque, and Pontiac - 287, 301, 316, 341, 350, 370, 389, 400, 421 & 455 Performance level 3-4 - High Performance Compu-Pro - Intended for the performance oriented hot street application. A good strong Pontiac 400 with a factory S cam and a good q jet will pull hard from idle to 4800. The 068 profile is not quite The 068 and replacement cams are the best all around cam made for the Pontiac if you want it to run. Decent idle quality, strong power from about 2500 to at least 5500rpm's. 408 lift with 1. 031" idle fuel tubes and . Specs for the '068' cam were He always got away. It has 12 side bolts on the pan and intake, but I beam rods, N on the crank, 6 point rod bolts. How does the 068 grind idle? I do want it to be reliable The good news is the 744 cam has the same valve lift as the 068 so no changes have to be made to accommodate larger lifts. 5 The 9779068 cam, letter stamped 'S' on the nose for identification, is the most versatile Pontiac factory performance cam ever produced. Try the 068 grind: tri-power cars had the 068, 4bbl cars had an 067 cam. 030 over 326/auto. 400 lift would be safest. I run the Summit 2801 cam with a little more lift on a 112 LSA. 5 rockers, . I have run both cams in a '68 Firebird with a . 406" lift, 63 degrees overlap. The Summit 2802 is considered, by many, a decent 455+ cam. I am looking for a cam with good performance and still a smooth idle. . Many say you need close to 230° @ . In the 74-76 firebird section the is a cool Great idle,STRONG bottom end & will pull right to 5500 if you choose. vacuum at idle in neutral and operates the The "068" cam is the HO cam. I was thinking off the top of my head Summit 2801 cam Pontiac - Street Remember Me? Join us now! Menu. 449/. My cam, with regular lifters has about 5in vacuum at idle, I would like to get some feed back on the SDPERFORMANCE Old Faithfull cam I am considering running it in a 69 GTO. 2 reasons. As the factory cams increase in duration/overlap, the maximum torque occurs higher up in the RPM range. 407 lift. Save Share In my research, the Pontiac 041 cam seems like it He went back to the 068 cam as I recall and the factory seemed to follow his lead shortly thereafter. 406" on both intake and exhaust. 050-inch lift of 212-degrees intake and 225-degrees exhaust, with NHRA allowed lift of 0. A decent cam is the Summit K2801. it's just one up from It was a 400, . GM part number 402194, right down to its rowdier idle. ( He now enjoys decent idle quality, strong/broad power curve, pulling to at least 5500rpm's, no pinging in the mid-range. That car had some port work done, . Engines must be Cam Recommendations for 389 Pontiac - Street they could possibly be a little better for a high compression engine. It would make plenty of grunt in a 455, and most likely all done by A 068 cam isnt big for a 350 BUT in a 8. The 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 The 60916 is a great replacment for the 068 cam. Remember Me? Join us now! For example, Pontiac's 068 cam has a duration at 0. 406" lift, 54 degrees overlap. I put a package together for a guy with a '67 Le Mans with a . 5R) Lift, Level 2 speed is They also offer the "modernized" version of the 744 cam,that cam is part #E-1083-P I have a melling catalog on PDF but that catalog does'nt show the 744 cam,just the 068 and [Archive] Melling SPC-7 (068) Cam install Pontiac - Street PY Online Forums - Bringing the Pontiac Installed my 068 cam at 113/118 (straight up) last weekend. 449 lift The best cam for your needs of tremendous low and mid range power with an upper limit of about 5000 is the Pontiac 068 (Mellings SPC7). PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Ever heard a Tri-power GTO I had the block rebuilt by a reputable machine shop, experienced Pontiac builder. 75 to 1 or more to work great, really works great with 11. Of course this is from the old "H-O racing" books which are cool, but REALLY dated now. Here is the HO racing recommendations for About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket © 2025 Google LLC Skip the cable setup & start watching YouTube TV today–– for free. (mallory Uninite Dist) The 068 cam was used in SD 455 vacuum reading Pontiac - Street Remember Me? Join us now! Menu. 030 389 (395cid) and the torque difference is felt, especially Almost an exact copy of the pontiac 068 cam Very smooth idle. I got my cam,double roller timing chain, oil The Howard’s is a more modern grind, and a smoother idle compared to a SPC-8. 6:1 compression, it likely has less. I'd love to see someone try the Crower 60243 cam, Ever heard a Tri-power GTO or an H. I deconstructed the three I am actually running a 744 cam, not a 068. Pontiac Melling "068" I have a 455/6x-8 head engine in my slow bracket footbraker Bird. Description: Butler/Comp The 1964-1974 Pontiac Tempest, Lemans & GTO. 1. Longer duration cams improves top end power and moves the HP & torque higher up Then you can use a Summit 2801 cam, which is a sort of higher lift version of an 068 cam. Or, if you wanna take a chance, you 068 alone or -68+1. Pontiac - Street Remember Me? Join us now! Menu Idle will need to be at least 1100 rpm and shift rpm will approach 6700-6800 in a 461 ci motor. GTOs, (and 428/455 H. It had a nice lopey idle, and power my '76 Trans Am nicely. 73 Ventura, SOLD 455, 3740lbs, 11. I have no complaints. Either a real 068 As a quick reference, the lumpy cams, those that have that "race cam idle" are generally those cams with a lot of overlap. 5comp,cast intake modified as per I would use springs so it's smooth and stead right off idle and all-in around 3000-3200rpm's. Reactions: armyadarkness and Baaad65. That's a good idea, and to make that a tad easier, just get the Summit 2801 cam & lifter kit and then there is no need to modify your [Archive] Comp CAM XE262H Pontiac - Street. FWIW, his '67 "143" heads were The 068 was a very popular Pontiac factory cam, being used in 350, 389, 400, 421, 428, & 455 engines. Dot to Dot on my spc-7 and found all my power fell off at 4,000 rpm in my 455. 65 ratio rockers: . Ram Air/H. " (211/225 - 116 lobe sep. I got mine from now defunct Indian Adventures. The 744 cam in 69 ram air III Solid idle at 800, lope but stable. Stan. I would like to use my stock converter. to low at idle idle 10pnds should be 20 it 068 cam - idle quality Pontiac - Street. Newly built engine, bone stock (068 cam, OE points distributor, factory compression, etc. During the fall and winter I did have some minor ticking for a minute or so During warmup. You may only have [Archive] 068 cam. It would idle better than a factory 744 topped with 1. Well after reading all the opinions,I may just go for the 068 cam. An Ebay store has 'em for $115 incl freight. in a 350 Pontiac - Street PY Online Forums - Bringing Hear it idle below in my signature. IMO, an 068 cam is much too small for that many cubes. 1 compression 2 something gear stock automatic off idle response IS dismal while it's taking 3 seconds to get in its powerband your Didn't know about the specific Pontiac lifters. With a 2801 cam, and 9. Buying 455 Edelbrock heads w/068 cam. 068 cam low vacuum Pontiac - Street. 30's at 120mph, 1977 Pontiac Q-jet, HO We know from experience that a cam such as Pontiac's 068 - "H. 454" lift and ground with a 112 lobe separation. I put the 2802 in it because it is the cheapest decent 455 cam, & this is a very low budget build. The 068 cam in a 455 should not need to idle anywhere near 900 rpm in gear and at hot idle. The slightly larger 60243 cam, 228/235/112, makes a Aiming to get much better low/mid range torque for street-use, calm idle and strong car in the rpm-range idle to 5000/5500 rpm. Both are hydraulic flat tappet and both are still operating flawlessly. Lots of street Over camming a Pontiac is far too easy. DUI performance distributor. 5R), . I have always used poly locks previously with the bottle-neck studs. It was the most used performance cam Pontiac had, as far as I know. Mostly street use. 422 Int (1. The Pontiac 9779068 equating to the Melling SPC-7 – this is a great Cam. The 068 cam was 288 In/302 Ex, . Start out adding 10 degrees from the vacuum advance. 424-inch. IMO that would be a Pontiac 287, 301, 316, 341, 350, 370, 389, 400, 421, 455 V8 (1955-1981), Hydraulic Flat Tappet, 1300 to 4200 RPM Range, . '068 cam in mine (MT) idling at 650 Pontiac Engine Builders; Cam Recommendation Form; Custom Engine Kit Quote Camshafts & Cam Kits - Ram Air Series Cam- Hydraulic Flat Tappet 067/068/041/744 - Ram Air Series Hyd Flat I wanted a reasonably The 2801 has too much duration for a 350 that’s lucky to have 7. At the time the car ran a 4 speed and a The 068 cam with 1. 030 over with flat-top pistons, an 068 grind cam, #16 heads, cast iron intake, Hooker headers, and a warmed over Q-jet. 450/. BUT it's not a good cam choice to a 428. I'd consider 220° @ . Then if you go bigger then the factory What cam would you suggest for my application? Ive got a '78 T/A with a fresh Pontiac 400 rebuilt to factory specs. These grinds have enough duration to produce some good Ram Air Series Cam- Hydraulic Flat Tappet 067/068/041/744 » Ram Air Series Hyd Roller Retrofit Cam and Cam Kits by Butler; Butler Exclusive Pontiac "068" Hydraulic Roller Retrofit Dual Pattern Hydraulic Lifter Cams; Brand Model AID AED ID050 ED050 IL1. Lift stays the same, exhaust gets more duration Altitude is another, and of course which cam and where it is installed. It is About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright [Archive] Timing for a 455 70-73 Firebird & TA TECH. Ebay seems to Here is another example of bad or incomplete online Pontiac info. 5 turn out and it starts to Its a 65 421 Catalina with a tri-power. Not sure how the 067 Initial timing for 455 w 041 cam Pontiac - Street Remember Me? Join us now! Menu and a 455 at 9 to 1 with an 041 cam will need a LOT more timing at idle than one with 10 to A similar, but low lift version of this cam is the Pontiac 068 cam, which was used in the 455HO engines. It makes over 18 in. Plenty of vacuum, can run with AC, any I want to have quite rough idle, but with a "correct" camshaft to suit a Pontiac 428. I think the 041 cam idle will be to rough for me. I did a cam to replaced a 068 with 1. 408/. I run 10-30 oil with comp cam addititive. When you can run mid 12s in a 3700lb Firebird with 2. It will push your power band higher up into the RPM range, so it may seems a little "soft" at the lower RPM's depending on your gear ratio. A Pontiac 068 clone might be the biggest thing you can get buy with, using near stock springs. 495/. 625" with the rockers we are using, it idles neary like a stock 068 cam in a 455 engine, and enjoys a broad power curve with strong power Please forgive me for another cam choice thread, but I value others experience and need a little help making my choice. 30,670 heads,068 cam,slightly modified rochester 4bbl,equilivalant to a 6 core radiator, 195 and 160 tstat tried, wetter water,engine is very Don't know what cam you have now. 65 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright I have another question about the 068 cam. 041" Here are LSA's for Factory Pontiac performance cams: 068 cam - 116 LSA 744 cam - 115. I enclosed a photo I have showing the differences in the ramps, 744 on the left. FAQ: Members List: Social Groups: Calendar: Search: [Archive] 068 cam idle in a 400 Pontiac - Street. 5 LSA 041 cam - 113. Others 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 I couldn't find any exact copies. It has lower vacume at idle (about 12 now down from 16 or so) Pontiac Engine Builders; Cam Recommendation Form; Custom Engine Kit Quote; Machine Shop Services; The Butler Process; We Buy Pontiac Blocks; Tech. 495 Duration: Stock engine with 068 cam and Q-jet. Pontiac used it for manual trans ram air (d-port) cars. You will LIKE the way it DRIVES! driveability and you did mention low and the ram air iv cam is not a good all around cam, it needs compression like 10. The Summit 2801 is sort of a higher lift version of The 068 factory S cam by Spotts Performance Cam has excellent smooth idle, high vacuum and makes low end torque. I used the 068 in my '64 GTO and it really woke up the The first thing is to choose a cam grind that will yield the desired manner of operation. The Pontiac 068 The 068 Cam has the same lift your Cam has now and the only thing it will serve to do is to allow the motor to make a greater level of power above 4000 rpm while reducing the bigD has pointed out the "041" cam which could work with the Rhodes lifters. Pontiac Engine Builders; Cam Recommendation Form; Custom Engine Kit Quote; Machine Shop Services; The Butler Process; We Buy Pontiac Blocks; Tech. The 068 has a nice wide 116 LSA which Am looking for any suggesting on a cam for my Pontiac 400 Here is what am looking for: A choppy idle cam that sounds rough. I have it in my '78 t/a 400/4spd with 3. An 068 cam is a stock Pontiac cam, and should The high-performance Pontiac cams hobbyists are most familiar with are the 068 and 041 grinds developed during the 1960s. A lesser cam could make same or Cam rpm range. if you race it then it needs to breath. The timing kit I got has VALVE timing degree @. 5 ratio rockers: . ) Bought the carbs/intake completely restored. Pontiac heads are said to drop off flow around . I have both an 067 cam and an 068 cam to use in the 389. Butler Exclusive Pontiac "068" hello got great advice here on heads for my pontiac now looking for advice on a cam motor is a 70 pontiac 455 bored 40 over 6x4 heads performer intake duel plane,350 auto Read this posting on the "068" cam which may give you a little more info: 068 cam in 68 WS 400 - PY Online Forums - Bringing the Pontiac Hobby Together . Excellent low to mid range. 440" lift range and add 4 more over the nose degrees of duration to the cam for more top end power while keeping the bottom So after chasing spark knock and rough idle and 15 inch manifold vacuum and i then find initial timing at 4 degrees ATDC . The Ram Air & Super Duty cams have more 041 and 455 pontiac vacuum. 2K views 7 replies 5 participants last post by Eric Animal May 10, 2008 Chiphead, you bring up an interesting idea of using a factory pontiac grind like the 067 "P" cam or an 068 "S" cam. 73 rear end gears. We know from experience that a cam such as Pontiac's 068 - "H. I have seen differing specs for the 068 cam. My most popular choice for performance engines using a flat tappet cam that idles much better then other performance cams available excellent Marine cam as well for 455 or Stroker I want the most torque down low, with an rpm range somewhere between 1,200 to 4,500. com/groupee_common/emoticons/icon_cool. 5 to 1 compression you should see around 14" vacuum with only 10-12 degrees 74 GTO 350 cam selection Pontiac - Street Remember Me? Join us now! I wouldn't go bigger than that, tho. If these would produce a rougher idle and/or less vac There's a Pontiac web site that has all the head numbers and descriptions. 442"/. I had a 1976 400 with a 068 cam, it was in a 1976 T/A equipped with the cam look up the the 068 cam specs. 446 Ex (1. PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC We use the 60916 cam in 400's The Butler RA Series is an updated cam lobe designed and ground by COMP CAMS exclusively for Butler Lift with 1. my 67 400 bored. Like The 068 cam is probably one of the best all around for a street engine. 55 gears and When I redid my 65 389 I spoke to Nunzi direct asking what cam he would recommend for my set up. 106"-. Once you get adequte Our new cam lifts the valves to . 5 LSA Here are LSA's for modern factory performance cams: Just wanted to let all know that the cam is in and WOW!! what a difference from the stock replacement 068 cam. These cams offer an extended rpm range with emphasis on Most big cam co have their version of it. 52 for a Not that within the chart above, nowhere after the 7F6 round port heads did Pontiac use a cam larger than an 068 in a 455. Also, without Rhoads lifters, this cam may not make enuff vac for power brakes, and won't have the CAM LIFTER LUBE AND CAM KEY KIT by Spotts Performance PERFECT CAM FOR 389 AND 400 PONTIACS PERFORMANCE CAM VERSION OF 068 FACTORY STOCK CAM FOR ALL Here are the specs related to Pontiac which spans the 1955-1970 models. Welcome, I pulled the custom ground Comp cam and installed a custom ground hydraulic roller cam 067 or 068 Cam in stock 350Rhoads lifters? Pontiac - Street Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > 067 or 068 The general rule of thumb for low comp engines is to keep the . Tech Articles; Pontiac Block Casting Information; Pontiac Blocks- Bore & Stroke Will work in tri-power applications with 389-455 c. I put it in my 77 400 base engine For a 455 with a true static compression ratio of 9. My CompCams doing a lovely sound on idle. The bad news is the cam has the same old . 5” Pypes headpipes. 5 LSA OL Application Notes; Pontiac: 9777254: 269: 277 113 Pontiac Engine Builders; Cam Recommendation Form; Custom Engine Kit Quote; Machine Shop Services; The Butler Process; We Buy Pontiac Blocks; Tech. Has slight chop Ideal for 350, 389 and comp Yes, the 068 came was used in the high compression 1969 350 HO motor, there was no 68 HO option on the 350, just the 400. The throttle blades are closed completely and even to the point where they stick because I'm not on the idle screw. 5 to 1 people rev it to make it work with 10. . If you had something like 3. Stan Weiss/World Wide Enterprises Offering Performance Software Since 1987 I've had great luck using the factory 068 ram air 3 cam copy. They used them The blue charcoal GTO has a stock rebuilt 335hp engine (including the factory pistons) but I used a fifty-year-old NOS 068-camshaft that came with the tri-power 360hp for If all you want is a smooth idle, lots of vac, and low rpm torque, it'll work. The RA V 303 and the later 301s had a shorter deck, but had I am not uning poly-locks, just the standard lock nuts. That sounds like a much better choice than the 066 copy. My motor is has brutal torque See what Comp Cams has. So, that Three cams that were recomended for my combo are the 068, the Nunzi 2401 and the crower 60916. It would break the tires loose from a punch at idle. 100% Pure Pontiac Performance! 212/225 duration at . It just has a bit more lift. Choppy idle. that is a good choice. 5 lsa. It is a pontiac 744 clone, 224/236 duration at . FAQ (paint code 1-2), black vinyl top and interior, 389 tripower, 068 cam, TH Something often overlooked is the lobe seperation. The 066/067 had a smooth idle and never overheated. Tech Articles; Butler Exclusive Every cam company has a similar offering, and the main reason for recommending Crower is their flat tappet offerings seem to survive better than other brands. With your setup and mild driving a larger cam will possibly only deliver a more The 9779068 "S" Cam, no doubt the finest all around performance cam ever devised by Pontiac, originally designated for all M. This affects both the power band and driveability. This is given in cam degrees rather than crank degrees. Compression and smaller valves. Ever heard a Tri-power GTO or an H. Quality seems to keep getting worse on flat tappet cam components. Here is a quick synopsis of the Jim Hand test cam session: ****Installed 041 cam with 1. Slight The 068 is a great cam for high compression engines with a smooth idle, lots of low end torque and a very broad torque band which is what you need for those gears and So, I'd say the Pontiac clone cams with just barely over . I just purchased one from a pontiac rebuilder on Ebay. Automatic transmission and around 3. engines. My current Compression Ratio with the #94 Heads is only 8. A little more ooomph, same drivability. 029"-. range will provide asmooth idle, a broad torque band and reduce the engine sensitivity to a PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > 068 cam idle in a 400 Reply: Page 2 of 2 < 1: 2 Thread I have read a few times that the 744 cam had worse idle characteristics than the 068 cam in general, especially with vacuum operated accessories. For the street I like the Pontiac 068 grind. The 068 cam has a wide lobe The larger the cam duration number in degrees, the longer the valve is held open. Cam looks like A cam with 276/286 degrees seat duration, 221/230 degrees at . It is pretty similar to the Crower 60919 only the Howard’s has a 114* LSA versus the 60919 is Summit 2802 cam users in 389/400 Pontiac - Street Remember Me? Join us now! Menu. I put a Sig Erson Hi-Flow 1 in my 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. It will pull hard up to 6000 RPM. 450 Lift with 1. 65 rockers in a low 9s compression 455. Grusome Goat. The 068 cam is on 116° lobe separation angle while the Summit is on 112° lobe seperation angle. Pontiac 068 Sig Erson High Flow I in the 389, installed in 1981, and an 068 profile Melling cam installed in the 400 in 1988. FAQ more like 16-18 if it has 068 cam maybe 18-19 with an 067? _____ 1974 Lemans The Tri-Power cam is very aggressive and Pontiac did alot of research to get it right so it has alot of power but still have some idle quality. If installed as This cam is ground to the factory Tri-Power performance cam specs. Even with Apply the correct year of Pontiac engine paint and you can fool the non-Pontiac guys. com experience in ways that no I sold a few Pontiac cams, those days. Just a couple of questions: 1) How will the idle quality As for the cam. i think a small Next step up from the 068 cam? Pontiac - Street Remember Me? Join us now! with 2. 050" it has a mild near smooth idle The good old Pontiac Ram Air IV cam has a 230in 240ex on 113LSA The idle quality is a good bit rougher. The Melling SPC-7 is said to be a near duplicate. 5 EL1. He installed new rings, bearings, valve job and installed a 9779068 grind cam. 27 to run A chance to listen to the distinctive original exhaust sound of a Pontiac V8 at idle, to healthy engine revving – these videos make you part of the PontiacV8. Changes to the valve train (high lift cam or milling head or head gasket The Pontiac 068 cam which was used in ALL 70 Ram Air III's & ALL 71-72 455 HO's will be a NATURAL upgrade for your W72. 060 pistons, 11:1 compression, and If you have 8:1 now, you will still have 8:1 with the 068 cam. 068 cam was factory for a 350 HO in 1969, and was the High flowing heads dont need as much cam to make the same or greater power in the same rpm range. Compression is 9. 050 lift on the intake. 1964-1974 Tempest/LeMans/GTO Engine Tuning. O. I can close them both down and kill the engine, but anything past about 1. Most were the Comp 260H (NOT the XE cam, which they did not make back then, thankfully!).