Fuel Injectors

Fuel Injector Flow Change Calculator


To use the Fuel Injector Flow Change tool to select the current pressure and flow then the NEW or expected pressure to run. The calculator will use this information to give you the new flow rates. Here are some hints -

Old Pressure - Injectors Old Operating Pressure (PSI)
Old Flow Rate - In Lbs/Hour or CC/Minute (use dropdown to choose measure)
New Pressure - Injectors New Operating Pressure (PSI)

The output graph shows a range of new injector flow at the new fuel pressure, hit the 'Sample' button to give it a try.

Remember these are ESTIMATES always consult your engine builder or tuner for final sizes and recommendations.
Fuel Injectors
Fuel Flow After Pressure Change
Old Pressure PSI
Old Flow
New Pressure PSI
New Injector Fuel Flow
New Flow lbs/hr cc/min
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