Stock LS1 internals
pistons: 500 rwhp
rods: 550 rwhp
crank: 1000+ rwhp
block: 1000+ rwhp
Some people have put on tens of thousands of miles with over 700 or 800 rwhp on stock pistons, but they are the lucky ones. Other people have blown their **** up with mild heads and cam. Your tune, and how you drive it will be the biggest determining factors in your motors lifespan.


