Check out these threads on installing a Diamante motor or rebuilding with 10:1 CR pistons.

Diamantero is Finished!
JasonA's rebuild info and pictures (dial up beware)

I know Dough rebuilt his '93 LS with 10:1 pistons and I believe the power was good, but he kept exceeding the NOx limits when trying to pass emissions.


Lee
'94 LS, 3.0 V6, Auto, completely stock