On virtually all engines, the intake valve stays open after the point where the piston starts up on the compression stroke. Until the intake valve actually closes, compression is not occurring and the true compression stroke...
On the surface, flow bench testing seems straightforward, More flow = More HP. Many in the industry have become solely fixated on cubic feet per minute (cfm) numbers, placing importance on a number that is easily...
Without question, Ford’s 5.0L Coyote is one of the most impressive American V8 engines ever produced. Introduced in 2011 with 412 horsepower, the “new” 5.0L gave the Mustang a 112-horsepower upgrade over the 4.6L 3-valve that...
Under Pressure: The Importance of Getting the Right Amount of Spring Pressure If we were to sum up the role that the valve spring plays in regard to its function as part of the overall valve train...
