We recently spent a couple of days dyno-testing several different rocker-arm ratios on our 470-inch Mopar big-block. The good news was the engine made 700 hp on pump gas, but we were disappointed when ...

In the first part of this series (Mopar Muscle, March 2002), we were surprised with what we learned from testing Holley HP carbs and Wilson Manifolds spacers on our Slick Budget Small-Block 360. That ...

Over the years, plenty of magazine articles have been written about carburetor spacers. They all talk about how various spacer configurations work and have also delved into the various materials used ...