THE HOT ROD ARCHIVES
20 Years Ago July 2002: 124 pages, $4.99 Wow! What’s the one bolt-on part that will get you to 750 hp? A Weiand 8-71 supercharger on a 426 Hemi crate engine, that’s what. On Westech’s engine dyno, the supercharger was responsible for a massive 259hp gain and an additional 169 lb-ft of torque over running the engine in naturally aspirated form. It looks pretty damn cool on the cover, too. How do I add 50 hp to the wheels? David Freiburger and Steve Dulcich did just that by adding headers, an electronic distributor, aluminum intake manifold, 1.6:1 roller rocker arms, a clutch fan, and a 750 cfm carburetor to the 360 engine in a ’70 Duster. In the end, they were rewarded with a 51hp gain at the rear wheels and a…