GMC Syclone Engine Parts

Leaking engine cylinders is an important preventative maintenance test to do while racing. Learn the steps to perform this test and how to indicate proper engine tuning.

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

Whether you're trying to troubleshoot engine issues or want to get an idea what's going on inside that junkyard jewel that you just hauled home, a leak down test is a great way to ascertain the condition of an engine's cylinders without pulling it apart.

Engine Cylinder Numbers

Lake Speed Jr. from Total Seal Piston Rings tells us when it's acceptable to do a DIY cylinder hone at home, and when it's time to head to the machine shop.