Most owners of bone-stock, or near-stock, LS1 vehicles have heard of handheld tuners. These wondrous little devices are best known for the ability to flash in a performance tune into the ECM-removing ...
The original "My First Stroker" series, the last installment of which was printed back in the January 2007 issue, was a success with GMHTP readers looking for in-depth coverage and analysis of a ...
Pontiac Firebirds And GTO's Improved - More Power, Less Wrenching LS1-LS2 Dyno Tuning - Pontiac Tech
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 ...
Ron Strayhorn is an ambitious hot rodder. By day he's a mild-mannered executive running GM's western region service and parts operations, but when he's not on the clock, he's scheming new and more ...
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