Check out this engine compression test, leakdown, and bubble tests. Read more only at www.highperformancepontiac.com, the official website for High Performance Pontiac Magazine!

Is your engine underperforming? Our expert shares how a diesel engine compression test could provide the diagnosis.

Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder looking for a solid street engine built on a budget. Once both engines were assembled, HOT ROD editor John ...