i have a 2003 z06, i want to bore it out, but what are the max specs that it can be boreded out. my specs currently are 3.90''. i was told i can go to 4.00'' is that so. and where can i find these pistons? thanks

i have a 2003 z06, i want to bore it out, but what are the max specs that it can be boreded out. my specs currently are 3.90''. i was told i can go to 4.00'' is that so. and where can i find these pistons? thanks
Nope, you can't bore an LS1 that far. Usually .010 to .015 max. Beyond that you're looking at a Darton sleeve setup to make your LS1/LS2 a big bore. And 4" stroke cranks fit nicely in a stock LS1/LS6 to make 383 CID. :D

thanks, grate advice