There is a war out there in LS land, and it’s being waged between the nitrous and turbo camps. If you follow the usual build pattern of most LS owners, the first modification is a camshaft and ...

More than 13 years ago, Pontiac began rolling Trans Ams off the Sainte-Thrse assembly line with the new LS1 engine under the hood. This sophisticated powerplant would further the perception of the ...

There's nothing new about injecting nitrous oxide into a combustion engine to increase its output. Sure, the technology has been refined over the years, but the concept has been viable for more than ...

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 ...