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 ...

The time has come to buy a new intake manifold for your hot rod. There are plenty of choices on the market: single-plane, dual-plane, dual four-barrel, three two-barrel, tunnel-ram, and so on. You've ...

It's always nice to get out of the office and turn a few wrenches, but when we had both our 302 and 347 dyno mules torn apart next to each other, we had all the wrenching we needed for a couple of ...

For the last decade or so, enthusiasts have chosen the popular LS platform over not only the original small-block, but over most other competing engine families as well. Taking over for the original ...