The Engine Displacement Explorer

An interactive guide to understanding how engine size is calculated and why it matters.

Calculating Engine Displacement: Methods and Formulas

Displacement Calculator & Visualizer

Adjust the sliders to see how an engine's dimensions affect its total displacement. The diagram on the right updates in real-time to visualize your changes.

Total Displacement

2.04 L

2041 cc

124.6 CI

Bore: 85.0mm
Stroke: 90.0mm

How Does Your Engine Compare?

This chart compares the displacement and typical horsepower of common engine types. Your calculated engine is shown in blue. While not a perfect rule, a larger displacement generally allows for higher potential horsepower.