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camshaft

  1. Cam good for a 383 or 400 ci SBC w/ 1.5 or 1.6 rockers ?

    Engine
    Hello all..stay safe during this Virus going around...So I have a lot of time on hand now, want to re-think my build. ....My parts on hand are new Comp cam H268 non roller specs are; lift @.50 = .218, Dur. = 268 for In. and Ex.., Val. lift is .454 w/ 1.5 rockets... Should I get 1.6 rockers...
  2. Big Block hydraulic rollers problem

    Engine
    I'm in the garage installing my hydraulic lifters and rollers and I noticed two of my lifters are angled weird. While the other lifters look like they're rolling parallel on the the camshaft lobes, two of them are rolling almost sideways at an angle. I didn't drop or damage anything. Is this a...
  3. 454 BBC 4x4 camshaft suggestions..

    Hotrodding Basics
    thanks for looking... 454, 2-piece oil seal, 9.5:1, 781 heads, mild port work under the valves, installed in 1965 scout, 4x4, 38 inch tires, 4 speed, 4:11 gearing, 750 vac holley, rpm airgap intake, 1.75 headers… Need cam choices. Leaning towards the comp 270h magnum camshaft. Any comments...
  4. Solid Lifter Pushrods

    Engine
    I am going to be using a solid lifter camshaft in my small block 350 that I'm building for my work pickup. Will I need to modify the block (hydraulic flat tappet) to accept a solid lifter setup? Also the cam that I chose (Comp Cams XS256S) recommends 1.88 inch lifters and 7.8 inch pushrods. The...
  5. Goodwrench 350 cam,head,cr whats best?

    Engine
    Hi everybody, colten here, im sure this has been asked many times and if i searched hard enough into the archive i would find my answer. Unfortunately my brains about fried from reading threads for 3 days trying to find an answer so here it is. I have a Good-wrench 350 crate in my...
  6. 9.23:1 compression on 87 octane?

    Engine
    I'm building up the 350 in my truck, and I'll list the specs below, but the real question is: can I run 9.23:1 compression on 87 octane unleaded with .040" quench distance without detonating? P.S. I will not change my heads to vortec, don't try to convince me, and my cam choice is staying too...
  7. Valve train clicking and driveability

    Engine
    Hi everyone from a new guy on the forum! I own a '61 comet with a modified Ford 200 inline six. I estimate it develops around 175 hp with 9.5 to one compression; more if I raise it to 10 to one. I am running three progressive single barrel carburetors and a Mallory dual point distributer...
  8. help me to choose camshaft

    Engine
    hi my engine is chevy l6 250 with factory camshaft now i want to change this camshaft to a new high rpm cams... my info about factory camshaft is : Basic Operating RPM Range: idle - 3800 Torque : 1800 195 n horsepower : 3800 110h my car is chevy nova 79 now my usage is street every day...
  9. Engine Vacuum After Cam/Intake Swap

    Engine
    Hello everyone, I have a question about my manifold vacuum reading dropping a decent amount after a cam/intake swap. My original set up was a comp 282s cam (235/235 @ .050" & 282/282 advertised, with .521"/.521" lift with 1.6 rockers, 110 LSA) and a RPM air gap intake with a 2 inch open...
  10. 85' non-mustang stock 302 cam spec?

    Engine
    Hey guys, Wondering if anyone has the specs for the 1985 302 camshaft. I cant find anywhere that actually states the specs of non-mustang 85 blocks. Or even pre roller specs for the ford lineups really..
  11. SBC Flat Tappet to Roller conversion questions..

    Engine
    Do you guys know the difference between a retro-fit roller camshaft and a regular roller camshaft? If using a cam button, retro-fit roller lifters, and all other proper parts the pre-86 blocks need, could I use a standard roller camshaft? Or must it be retro-fit? Are they different sizes/lengths?
  12. Cam selection - Corvette 350

    Engine
    Folks, I would appreciate your advice as I decide on a camshaft for my engine rebuild. Details are attached as well as listed below. It's a '77 Corvette L82 with some upgraded equipment. Intended use is improved street performance for daily driving. Originally I was looking for 400HP, but...
  13. 305 problems

    Engine
    the cam went flat in the 305 and we replaced it will a set of lifters and k1103 cam from summit and now when you time it if its on 0 degrees advanced its fine but even on 4 degrees advanced it has a hard time starting sometimes when its warm it acts like it has a dead battery kind of i dont...
  14. Help me choose a cam!

    Engine
    Hello, I'm new to the forum. I'm building a small block chevrolet, either 350 or 355 depending on the condition of my block. I've already decided on promaxx performance heads (http://www.summitracing.com/parts/pmx-2168), with steel roller tip rockers. I have an edelbrock torker ii, and will be...
  15. Elgin camshaft question.

    Engine
    Hi everyone, I just have a quick question(s) about a certain camshaft I would like to put in my motor for a daily driver 1980 c10 long bed truck. The motor is a crate gen1 350 sbc with an edelbrock 1406 600cfm carb and stock th350 transmission. I'm planning on installing an Elgin E1785PM...
  16. Can I put Roller Rockers on an existing cam ?

    Hotrodding Basics
    Hi all. I have searched through a lot of the posts here and can't seem to find an answer, so, here goes. I have a 67, 396 that was bored 30 over when I bought it. The car has been off the road for the last 15 years. With no lead in today's gas, I know I need to put new heads on. I'm going...
  17. Chevy 350 - help build 350-400 horsepower (combo)?

    Engine
    Engine is Chevy 350 has a Holley 2b carb Help build 350-400 horsepower. Combos if possible hoping to reach over 350 HP. Low budget $1,000 Decisions if I get edelbrock or other known brands for my project. Heads? Headers? Cam? Exhaust ? Manifold? #valuable knowledge is appreciated. :smash:
  18. Guess what i just found on my floor!

    Hotrodding Basics
    After writing up a thread all depressed about the initial break-in failure titled: "When luck just does not want to be on your side...," walking around getting everything planned so I can efficiently remove the intake and inspect the lifters on Sunday, for what is most likely to be a chewed...
  19. Cam For 383?

    Hotrodding Basics
    Looking for a solid roller cam for my 383 build looking to run 500hp on 10.5:1 compression This is what I have already: Two Bolt main with 200,000 PSI ARP Studs. Scat Forged crank. Scat Forged pro comp rods 5.7” with ARP Bolts. KB +5cc Forged pistons AFR Street 195cc heads street/strip...
  20. Proper cam installation technique/rules for sbc 350???

    Hotrodding Basics
    I have a '73 sbc 350 with a non roller hydro cam.First time puttin a cam in a motor, I got new pushrods and lifters to go with it. What are some important things I should know before diving in??, and should I get any other supplies to make life more simple?? I also need to know about start up...
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