Author Archives: Jeff Smith

CPR Takes us Through Building a 550 HP Street 383 Stroker LS

On the dyno, this mild 10.8:1 compression 383 made an excellent 556hp with nearly 530 lb.-ft of torque. When you can make 1.45 hp/ci – that’s some power.

By Jeff Smith/Photos By Jeff Smith and CPR-Engines It seems that the only engines that get any media exposure anymore in the popular media are 1,000-plus horsepower “street” engines. The problem with those big-power stories is that they do not represent what’s really going on. A turbo motor that can make 2,000 hp isn’t what the average street guy is ... Read More »

Build Your Own LS/Hemi/Mod Motor Pressure Luber

Our homemade pressure luber looks like a car wash bucket with a strange lid, but it works great. Underneath that lid is an oil pump driven by an electric drill motor that pumps oil into the engine and then return it from the pan back to the reservoir.

By Jeff Smith There’s no denying that the new GM LS, Chrysler Gen III hemi, and Ford Mod motors have carved a healthy niche in the pantheon of performance engines. While the power is there for the making and taking, these new engines also demand new ways of accomplishing standard practices. For example, how do you pressure-lube one of these ... Read More »

Rockin’ The Lash

Setting lash on a mechanical roller cam isn’t difficult or complex, and now a bit simpler with Crane Cams’ recommendation for cold versus hot lash settings.

Setting lash on a mechanical roller cam isn’t difficult or complex, and now a bit simpler with Crane Cams’ recommendation for cold versus hot lash settings. Read More »