Get your engine's optimal compression ratio and total displacement in no time flat! Just complete your engine setup, click calculate, and you’re on your way to maximum performance.

This calculator is designed to show the different Compression Ratios for different sized engines.

This compression ratio calculator can be used to work out the compression ratio of your engine.

Free online Compression Ratio Calculator to determine the static compression ratio and engine volume based on cylinder dimensions, combustion chamber, and piston characteristics.

Calculate your engine's Static and Dynamic Compression Ratio instantly. Presets for SBC, LS, Honda, and more. Free, accurate, and mobile-friendly.

Calculate engine compression ratio from bore, stroke, combustion chamber volume, piston dome or dish, gasket dimensions, and deck clearance.

Calculate the compression ratio of an engine using our calculator. Plus, learn the formulas to find the compression ratio.

Free compression ratio calculator for engine builders. Get instant accurate results for bore, stroke & displacement. Try it now

Narrow down on your goal compression ratio while being a quick and easy way to test different engine internal setups. Click here and try our compression calculator now!

Use the Compression Calculator to calculate the compression ratio for your engine. Calculate engine performance based on bore, stroke, and cylinder values.