Autolite 6942 Reproduction Rev Limiter Assembly Ford 1970 Boss 429 428 Cobra Jet Try using Speedmaster steel crankshaft

Try using Speedmaster steel crankshaft pulleys to increase horsepower and reduce accessory drag

These Speedmaster aluminum pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

The Speedmaster high mount serpentine kit for Chevy LS engines

They're 40 percent lighter

This cooler air charge provides additional power and torque

Autolite 6942 Reproduction Rev Limiter Assembly Ford 1970 Boss 429 428 Cobra Jet Try using Speedmaster steel crankshaftReproduction Rev Limiter Assembly used on 1970 428 Cobra Jet SCJ Cars and 1970 Boss 429. Correct Stamped Face Cover, correct unique wiring harness with Correct Plug Ends, etc.