Engine & Drivetrain Tools
Compare two camshafts side by side and visualize valve timing and valve events.
Calculate deck clearance and displacement from bore, stroke, rod length and piston compression height.
Calculate injector size and fuel pump requirements based on engine horsepower.
Calculate final drive ratio, vehicle speed, engine RPM and quick-change gear combinations.
Calculate compression ratio, combustion chamber volume, displacement and piston dome/dish corrections.
Calculate engine airflow requirements in CFM from displacement and engine RPM.
Estimate the recommended NGK spark plug heat range based on compression, power and application.
Quickly convert temperatures between Fahrenheit and Celsius.
Pressure converter for PSI, Bar and kPa.
Estimate optimal throttle body size based on engine displacement, horsepower and RPM.
Fillable V8 engine build sheet for recording specifications, measurements, clearances and settings.
Universal unit converter for common automotive and motorsport measurements.
Calculate torque converter slip from RPM, speed, tire size and drivetrain ratio.
Calculate crankshaft balancing bobweight from rotating and reciprocating component weights.
Calculate theoretical boat speed, propeller slip and propeller-related values.
Practice and measure reaction time with a motorsport-style reaction trainer.
Calculate driveshaft speed and critical RPM for drivetrain setup and safety checks.
Calculate fuel mixing ratios and the amount of octane booster required for a target octane level.
Calculate humidity-related air conditions for engine tuning and performance analysis.
Compare wheel and tire sizes, offset, backspacing, clearance, diameter and vehicle ride height.