Compression Ratio Calculation By Bowling

This page determines compression ratio from mechanical engine parameters and gasket thickness. Accurate measurements for head and piston volume are desired for meaningful results.

Program Inputs:

Head Volume in CC:

Piston Top Volume in CC:

Cylinder Bore in Inches:

Crankshaft Stroke in Inches:

Deck height in Inches:

Gasket Height in Inches:

Press this button to submit a computation:

To reset the form input:

Bruce Bowling
Bowling Superior