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  1. Pontiac 400

    Engine
    hey guys! First post and just wanted to ask a couple questions. I work in a pretty bigger named shop here in AZ so I'm not clueless when it comes to this stuff (well I'd like to think so). Well I came across a Pontiac 400 and I'm going to build it for a future project and just want some...
  2. SBC 350 or 400 or 383?

    Hotrodding Basics
    I have a '58 Chevy Apache. Currently with a Small Block Chevy 350 all stock except Edelbrock Performer RPM Intake Manifold, a Holley 4160/1850-3 600cfm and HEI distributor with new plugs and wires. All this runs perfectly fine. My Father has a SBC 400, I can have if I rebuild (this may be a...
  3. 400ci rebuild, top end or crate

    Engine
    Hello everyone! This is my first post, but I have done quite a bit of searching around and can't seem to find exactly what I'm looking for. I've got a 1965 C-10 pickup fleetside longbed that my Dad, brother and I restored when I was about 12 years old. It had the original straight 6, but we...
  4. 600 CFM Edelbrock Carb issues

    Engine
    Alright guys, Ive got a 1978 Ford F-250 with a 400. Engine is rebuilt with Edelbrock cam and lifters, and obviously the intake and carb. When the engine is ice cold, it starts like a champ no issues. when its warmed up i have to hold down the gas to get it to start and it blows a blue flame out...
  5. 400 sbc running rough

    Engine
    Me and my son are building a mild street car from a 84 vette. We removed the old 350 and replaced it with a 400/406, it starts rite up and idle a little rough and when I step on it it seems to lose power? Here is a list of all that he and I have done 400sbc .30 over Summit cam (part# sum-1065)...
  6. header touch up

    header touch up

    Pontiac 400 Header Touch Up.
  7. header touch up

    header touch up

    Pontiac 400 Header Touch Up.
  8. Bad 400cid steam holes

    Engine
    I had a set of aluminum assault heads to me sbc 400 drilled for steam holes. I put them on and now coolant is seeping into my oil!!! When I drain my oil I can see a constant drip of coolant. What could've possibly happened?
  9. advice on cams and lifters for 400 pontiac

    Engine
    So I'm hoping someone can give me some advice here. I'm shopping around a cam and lifter kit for my 71 pontiac parisienne which has a 400 stock. Can anyone recommend a kit that is compatible with stock heads. I don't know what come with the stock engines, and I've never opened up this engine...
  10. T-400 slips in drive but has reverse after rebuild

    Transmission - Rearend
    Good Morning, Last week I rebuild my 400TH, it had been slipping in 2nd and 3rd before the rebuild. I found plenty of burnt clutches that I replaced along with a few bushings and seals. Hard parts were alright with little signs of wear. I put the transmission back in yesterday put 6 quarts in...
  11. sbc400main_web1

    sbc400main_web1

  12. 1976 pontiac 400 engine building or power

    Engine
    okay so i just bought a 76 pontiac 400 engine that i am aiming to build up for power that will eventually be put into my 72 lemans. now as far as thi motor i heard it is a slug but can be built up. i am looking to bore it .30 over, cam it, headers, edelbrock performer or air gap manifod, and i...
  13. 350 to 383 stroker.

    Engine
    I have a 400 that I rebuilt a few years back. Unfortunately I gave the engine to my brother to put in his truck. He was supposed to put it in his truck but left the engine in the back of his truck and it kracked the block. I was wondering how I would have to modify the crankshaft to fit in the...
  14. 1966 pontiac bonneville...400?

    Engine
    New to the site with stupid questions...I have a 1966 pontiac bonneville that I have owned now for 26 years. Can finally afford to do a few mods...the engine is bone stock 400...no idea on heads or year 72-76 from some donor pontiac in Alaska. will be a daily driver and family car and very...
  15. Awesome budget 400 sbc block builds

    Hotrodding Basics
    I've my next build up in the air all I know is I'm starting with a small block 400 whats a good idea for goin kinda budget but get good power for the time I will have to put in?
  16. Trying To Build A 400 Sbc That Makes At Least 600 To The Crank.

    Engine
    Anyone With Good Combinations Im Trying To Build A Street/Strip 400Sbc That's Makes At Least 600+ To The Crank Without Having To Use Power Adder Or Nitrous.
  17. 400 sbc horsepower stumped

    Engine
    I have just finished building a 406 sbc stock crank scat 5.7 7/16 cap screw rods speed pro flat top forged pistons 5 cc valve releifs RHS Pro Action aluminum heads 200 cc runners 72 cc chambers howards hydraulic roller cam,241 int-245ex duration @50 . 545 int 565 ex lift 110 lsa matching...
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