HomeCalculatorsFuel Pump - Delivery Stroke

Fuel Pump - Delivery Stroke

Effective fuel-pump delivery stroke for a 2-stroke slow-speed engine given cylinder SFC, rpm and delivery stroke at MCR.

EngineFuel pumpDelivery
Fuel per injection
38.89g
Volume per injection
40,935.7mm³
Formula, assumptions, and limits

Fuel-pump index (rack position) adjusted to match injection volume. Variable injection timing (VIT) / variable exhaust-valve closing adjust combustion phasing independently.

Symbol legend

SymbolMeaningUnitSource
Specific fuel consumptiong/kWhshop-test data
Cylinder powerkWpower calculation