Thread the nut onto the bolt, hit it with 37 “ugga-duggas” and it’s all done, right? *insert buzzer here* Whoops! That’s a fail, and now you have a broken bolt. If you have been turning wrenches for a ...

For decades, engine-builders have been tightening rod bolts with a torque wrench and getting away with it. But in today's high-performance world where we push engines to make a ton more power and spin ...

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 ...

Torque-to-yield (TTY) bolts, also known as angle torque or stretch bolts, are fasteners designed to be tightened beyond their elastic range and into a controlled yield zone. Their job is to apply a ...