Modified Timing Lights

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

How proportioning valves work, fixed vs adjustable valves explained, and how to reset a prop valve.

Dirt modified racing delivers high-horsepower, adrenaline-fueled action, learn more about them and their racing classes

In order to be competitive and win, it's important to find the right set up that works for you and your car. Here's some general reminders to remember during set up!

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

Devyn Peterson is an Auto Tech in the Speedway Motors Customer Experience center. He's also a racer, starting out in karts when he was just 5 years old. He moved up to a Modified when he was 13 and hasn't looked back!

What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.

Improve speed and utilize practice time efficiently by gaining awareness of corner times.

Learn how to lower a hot rod by modifying the axles and some history behind early hop ups. This project features a Ford axle with wishbones for a Model A.