Engine Theory

Understanding the Rod Length and Pin Height Connection

The relationship between connecting rod length, piston compression height and compression ratio…

How to Build Racing Engines: Guide to Torque and Horsepower

Competition engines are designed and built to generate maximum torque and horsepower for their…
compression ratio

Understanding Dynamic Compression Ratio

Your engine actually has two compression ratios, static compression ratio and dynamic compression…
Cam Lobe Profile diagram

Effects Of Changes in Cam Timing and Lobe Separation Angle

The following tables provided by COMP Cams illustrate how variations in lobe separation angle and…
camshaft installation

Engine Building Rules: Part 1

September 22, 2012
Engine projects frequently evolve in a hap-hazard manner, often based on a few components you may…