If building a 427 cubic-inch small-block Chevy isn't special enough, how about one with an incredibly rare 8-stack EFI system.

This engine is built for both show and go, with tons of wow factor.

Since Rob Dahm has taken stewardship of the R12 12-rotor project, he has taken it to new heights of performance.

Now, it's made more horsepower and torque than ever, and its only on low boost.

The stock needle bearings in the LS's rocker arm trunnion are prone to failure.

Upgrade with Melling’s new LS trunnion tit to avoid the damage.

Manley now offers high-quality rocker arms.

The Pro Series Aluminum Rocker Arms are available for multiple engines.

A new engine oil standard called API SQ now requires oils to prove they can prevent harmful LSPI, even after thousands of miles of use.

LIQUI MOLY's oil lineup meets the new standard for maximum protection.

DRP Motorsports upgraded a 2021 Shelby GT500 with a Whipple supercharger.

With only fuel and tuning support, its Predator V8 output exceeded 1,000 horsepower.

AFM and DOD systems are known troublemakers for LS and LT engines.

Michigan Motorsports offers complete delete kits to fix the problem for good.