A recurring engine overheating issue can be equal parts terrifying and frustrating. So to help ensure things stay cool—even if you’re blasting the A/C on a scorching summer day—we’ve put […]

A clutch pressure plate is a spring-loaded plate bolted to the engine’s flywheel. It applies clamping force to the clutch disc that is splined to the transmission input shaft. When […]

Manufacturers establish alignment specifications for caster, camber, and toe angles to improve a vehicle’s handling, fuel efficiency, and tire lifespan. If you make changes to your suspension, ride height, or […]

Tiny particles of dirt and contamination in your fuel system can damage injectors, carburetors, and electric fuel pumps. Choosing the correct fuel filter (or filters) is critical to protecting sensitive […]

Aftermarket camshafts can add significant power to an engine when properly matched with other parts. But remember, the camshaft grind doesn’t just determine engine rpm operating range, it affects peak […]

Q: I’m in the process of resto-modding a GMC pickup. The truck is currently equipped with a 5.7L 350, overbored to .040”. First, how do I figure out my new […]

Q. I have a late-model Chevy Silverado, and I’m replacing the halogen headlight bulbs every coupleof months. I’ve tried all brands of bulbs, I’ve checked my charging voltage, and I […]

Q. A few years back, I swapped an LS into my G-body Monte Carlo. I plumbed the fuel injection system with braided rubber hose. Now I’m noticing a constant gasoline […]

Replacing your carburetor with fuel injection has never been easier. Throttle body injection (TBI) systems will often work great with your current engine setup and support future upgrades (like a […]

Q. I have a Cummins diesel-powered drag race truck. I’m thinking about adding a nitrous oxide system to reduce turbo spool time and improve overall power. Do diesel engines react […]