A burnout is pretty easy to do, but it's a lot easier with a line-lock. A line-lock allows you to lock the front brakes independently of the rear brakes, so the car stays put while the tires smolder.

The Hurst solenoid valves included in the PHP kit have a release time of 1/100,000 of a second. A good drag burnout should warm and clean your tires, not fry your rear brakes. But unthinkable ...

It’s all very well having razor-sharp trailer brakes when you’re fully loaded, but when you’re empty it inevitably means the wheels lock up and you’re left with clouds of smoke and prematurely bald ...

The following was published in CCJ's Air Brake Book, 11th edition, sponsored by SilverbackHD. CCJ's Air Brake Book is a complementary industry resource, courtesy of our partnership with SilverbackHD, ...