Fuel Injector Size Calculator

Calculate the required injector size based on your target HP, fuel type, and number of injectors.

Injector Sizing

Target Horsepower

Number of Injectors

Fuel Type

Engine Type

Max Duty Cycle (%)

Safety Margin: 15%

Popular Injectors

Stock Civic Si (310cc)Injector Dynamics ID1050x (1050cc)DeatschWerks 550cc (550cc)Injector Dynamics ID750 (750cc)Bosch EV14 1000cc (1000cc)Injector Dynamics ID1300x (1300cc)Injector Dynamics ID1700x (1700cc)Injector Dynamics ID2600xds (2600cc)

Duty Cycle Calculator

Already have injectors? Enter the size and target HP to see the duty cycle.

Injector Size (cc/min)

Target HP

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