Truck Exhaust Valves

Loud when you want it, quiet when you don't! Learn how exhaust cutouts work, manual vs electric models, and which is best for your build.

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

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Headers and manifolds differ in design and function. Long tube headers, shorty headers, and exhaust manifolds each have their pros and cons regarding performance and application.

A guide on how to check piston to valve clearance to prevent interference. See what tools are used to make this process easier.

Check out some cool overhead conversions to the Ford flathead V8 on display in the Museum of American Speed!

Some basic info on the various exhaust options carried by Speedway Motors.

In this Tech Tip, John confirms a customer question regarding the need for a proportioning valve on his ’55 F100 brake build.

Ready to get that crusty, stinky old fuel tank out from behind the seat of your classic truck and upgrade to an in-tank electric fuel pump? Speedway Motors has just the tank for you!

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.