Visualizes camshaft timing and valve events for two camshafts side by side.

Calculates deck height and displacement based on bore, stroke, rod length and CH value.

Sizes injectors and fuel pump correctly based on required horsepower.

Final drive, speed, RPM and QC gear set calculator for street and race use.

Calculates compression ratio, chamber volume and piston dome/dish corrections.

Calculates required airflow (CFM) from bore, stroke and RPM.

Recommended NGK plug heat range based on compression, power and application.

Fast and accurate temperature converter between Fahrenheit and Celsius.

Pressure converter for motorsport — PSI ↔ Bar ↔ kPa.

Optimal throttle body size based on engine power, displacement and RPM.

Fillable build sheet for V8 engines — specs, notes, clearances and settings.

Converter 5000 is a universal unit converter.

Calculate torque converter slip.