quick question!!

Mr. Rustypwnz

Advanced Member
Jun 1, 2005
1,761
63
69
indianapolis/ valdosta ga
alrighty here, Im going with some friends sat, to the picknpull to find me a new engine for my steed. Im wondering, what is the max lift you can run on stock gt40P heads off like an exploder. I have a e-cam I will be using and my 1.72rrz. Which I think it specs out at like 520ish, stock is 498 with 1.6 rockers. So will it work? I think a stock explorer engine in my car with those rockers and that cam, it would haul azz. So will the valve springs hold that much lift, or will I have to use a smaller cam and 1.6erz?

Thanks again guys, Josh
 
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