Originally Posted by [Damnit]
well because the LS pistons aren't built for that high RPMS
what pistons the guy has is not related to what his peak rpm will be...the weak point of the ls lower end with a gsr top end is the rod bolts....not the pistons...he could if he wanted use those ls pistons on a car that has upgraded valvetrain and rod bolts on a motor runnin 10000 rpms if he wanted