C/K Series Fittings

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.

If you're ready to swap an LS engine into you '73-'87 Squarebody Chevy or GMC truck, here's a guide to get you started and a parts list to help you get everything you need for your swap.

What fittings should you use with your brake or fuel system? What does AN and NPT stand for? All of these questions plus more will be answered in Speedway Motors' latest article about fasteners!

Hose & Fitting

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

Speedway Motors announced today they will debut new products along with their C10 build in their booth (#22891) at the 2023 SEMA Show Oct. 31-Nov. 3 in Las Vegas, Nev.

So many brake kits. So many options. Take a breath and click here.

Read this guide on how to create a custom crankcase vent system for a Corvette using a Sure Seal air cleaner assembly kit. Learn how to keep pressure to a minimum and fabricate tubing to ensure a proper fit.

Check out a couple of tips on how to install a new clutch.