In the February '95 issue of HOT ROD we ran a test on the TFS Twisted Wedge small-block Chevy heads ("A New Twist On The Old Heads"). But we were unable to complete the test because the engine blew up ...

Information is a wonderful thing because it enables us to find better ways of doing things. When building an engine, the traditional method of ensuring that fasteners are doing their job is to tighten ...

We’ve noticed a shortcut that some engine builders take that could cause severe engine damage. The hack is to adjust the torque setting for a pair of rod bolts in one rod to produce the required ...

At 7,500 rpm, the pistons in your race engine reach either top-dead-center or bottom-dead-center and change directions 25 times per second. That means the piston goes from traveling at top piston ...

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 ...