For our testing, we tried two manifolds on the dyno. Our Weiand Speed Warrior (dual-plane) intake manifold was first. It featured long, separated runners for bottom-end and midrange power, plus a ...

The SituationWe recently learned that Diamond Racing has introduced a new line of forged pistons for 383 stroker engines. these flat-top pistons are designed to produce around a 10.0:1 compression ...

Chevrolet enthusiasts are undoubtedly familiar with the custom 383 Stroker and stock 454 engines. The Stroker is a ...

For the 1969 model year, the best-handling Camaro you could buy was the small-blocked Z/28. Half a century later, the aftermarket can improve the pony car with proper muscle and sports car-like ...

In our May 2006 issue, we built a 383 stroker motor using a 413 crankshaft and rods from 440Source, and pistons from Diamond Racing. This little 432-inch stroker-motor cranked out 500 hp using ...