We had been testing different intake manifolds on our 360 budget engine, and noticed that after a switch to an air-gap style manifold, that our trusty Holley 670 street avenger was having a hard time ...

Our jobs here at 4-Wheel & Off-Road allow us to do some pretty cool stuff. We get to meet the big names of the auto industry. If you see us out on the trail we're getting paid to be there, and we get ...

Build it faster, quicker, and keep it streetable. That s what Chevy gearheads wake up for each morning. If you ve been following CHP s Bolt and Go series, you ve watched us add the first two stages of ...

Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...