Free Engineering Tools

Engineering
Calculators

Precision tools for engine builders, tuners, and motorsport engineers. Select a calculator below to get started — no sign-up required.

FlameTrace
Looking for Real-Time Combustion Pressure & Heat Release Analysis?
Experience the FlameTrace™ Interactive Workstation with live AVL iFile data scrubbing and explore the FlameTrace DAQ (1.0 MS/s simultaneous 20-bit acquisition).
Launch Workstation →
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Compression Ratio Calculator

Calculates static compression ratio, engine displacement, and rod-to-stroke ratio from your engine's dimensional specs.

Engine Dimensions
Head Gasket
Combustion Chamber & Piston