Spark Plugs

SPARK PLUG BASICS: The spark plug has two primary functions: To ignite the air/fuel mixture and to remove heat from the combustion chamber. Spark plugs transmit electrical energy that turns …

How to Perform a Leak-Down Test

When your street or race engine starts showing signs of “lack-of-power”, a common and yet simple test that can be performed is a “Leak Down” test. A “Leak Down” test …

Degreeing In Your Camshaft

Disconnect the Battery Do not use the starter to perform any of these steps. To find Top Dead Center use a piston stop to stop the piston in the same …

Head Studs vs Head Bolts

Believe it or not, there is a huge difference between using a cylinder head “stud” and a cylinder head “bolt.” Factory head “bolts” will eventually stretch and pull out of …