Jeep ZJ Saginaw 4-Speed Parts

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

This is more than the story of a vintage sprint car. It's also the story of how a dynamic duo of "Speedy" Bill Smith and Jan Opperman toppled giants at the 1976 Hulman Classic.

This old sedan was untouchable in the early 60's.

Jennifer Helgoth is a painter and prolific builder who has amassed an fleet of Cadillacs, including this '60 Series 62 with one amazing paint job.

Today, we're following along as Jason Martin builds the Pro Shocks for our sprint car and installs them. There's lots to learn from this episode!