Part 1: A-ating Look at the Bolts and Studs That Hold Your Engine Together—We'd Really Be Screwed Without Them! Bolts, nuts, and washers: They're what keeps your engine, drivetrain, chassis—heck, the ...

In the world of high-quality engine fasteners, it doesn’t get much better than Automotive Racing Products, more commonly known as ARP. Despite having used them many times, we’ve never really thought ...

Ever been strolling through a hardware store or perhaps an auto parts establishment and wondered of the meaning behind the markings on the hundreds of thousands of bolt heads on the shelf? Whether you ...

If you’re slapping on a supercharger, turbocharger or cranking up the boost from your already-installed power adders, you’re probably in the market for a set of head studs. Because of the increased ...