Dragster Valve Spring Retainers

Learn how to choose the right valve springs for your camshaft, the differences between single and dual valve springs and when to replace them.

This beautiful veteran of the early 70's dragster wars was built by three brothers in a one-car garage in small town Iowa.

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.

Learn what a manual valve body can and cannot do for your automatic transmission and performance driving needs

Learn about the different types of brake valves. Our guide covers Metering, Residual, Proportioning, and Combination valves to understand your brake system.

Incorporating a Model A rear cross member and a high arc stock spring into a roadster build.

Learn how to mount a traditional transverse rear leaf spring. These tips will help the installation run smoothly and successfully.

It may feel like a daunting task attempting to determine the best leaf spring for your traditional hot rod straight axle build, but our buyer's guide will surely help.

Today we take a look at the differences between proportioning valves (both fixed and adjustable models) and the residual pressure valves we offer in this buyer's guide.