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What is the MAX lift for stock Chevy 350 heads?
depending on the type of head anywhere from 550 to 600 NEW ANSWER- YOU said stock, so in that case anything over 400 lift will cause spring coil bind, and brake the spring. NEW ANSWER- somewhere between .450 to .500 should be max lift before any binding on 87+ heads, stock lift is between .417 and .430 with 1.5 ratio stock rockers
What is the max valve lift on stock 350 heads?
Anything over 400 lift , you will start having problems. Pulling studs out of heads, coil spring bind, rocker arm problems. Ect...
How big of a cam can i run in a stock small block Chevy?
Around 450, to 460, lift, 250, to 260 degrees duration, 116, centerline. New answer: If you run anything bigger then a 400 Lift, Then you MUST change the rocker arms to a LONG SLOT rocker arm are you will CUT the rocker arm studs in half. Even with the 400 LIFT it will still try and probley pull the rocker arm studs out of the head if the studs are pressed in like MOST stock heads are.
What small block Chevy heads can you use on a305 4bbl Chevy motor?
305 heads of course, 350 heads will fit for sure and possibly 400. obviously no big block heads will fit. a 305 with 400 heads gets you a little over 352. 350 with 400 heads is a 383. add and divide
What problems do you have putting 1993 Chevy heads on a 1978 400 Chevy?
it depends on what block the 1993 heads are from. im thinking they are from the lsx family. and if they are you cannot put them on your 400 the heads just wont fit bolt patterns are wrong and the heads are just a totally different design.
How do you get 400 hp from a 350 Chevy?
Good compression, good heads, good cam.
Will there be a power gain if you put 400 heads on a Chevy 350?
Probably not. 400 heads came with 1.94 intakes and 1.5 exhausts, and many of them had 76cc chambers. If the 350 has smaller chambers the 400 heads would lower the compression ratio, thus reducing power.
Will a small block chevy heads fit pontiac 400?
No, no, no. Two totally different motors.
Will Chevy heads fit Pontiac 400 block?
No, Not even close, Totally different designs.
What is the size in cubic inches of a Chevy 350 bored 060 over with 350 crank and 400 heads?
Why 400 heads? They are notoriously bad flowing heads without much modification the engine would be about 360 cubic inches, but the heads have nothing to do with the size of the engine.
Can you put 400 Chevy heads on a 350 Chevy engine?
noNEW ANSWER: Sorry but the above answer is wrong. The only thing that is different on the 400 heads is that they have steam holes in them and it don't matter if they are blocked off by the head gasket. And YES they will bolt right on the 350 block with no problems.
Whats the biggest small block Chevy engine?
Factory stock, the 400 cu. in.
