It's not your good 'ol small-block, so pay attention. Setting up a new bump stick in Gen III and IV engines requires the same base tools we're familiar with and a few new tools too. We've all read the ...
The Gen III LS1 engine factory-installed in '98-'02 Firebirds, '04 GTOs and the Gen IV LS2 between the fenders of the '05-'06 GTOs are excellent powerplants. Current LS2 engines are rated at 400 hp ...