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Holley 502-20S - Holley Pro-Jection Fuel Injection Systems

  • Throttle Body Fuel Injection, Pro-Jection, Speed Density, 670 cfm, AMC, GM, Mopar, Ford, Plymouth, V8, Kit
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BrandHolley
Manufacturer's Part Number502-20S
Part TypeFuel Injection Systems
Product LineHolley Pro-Jection Fuel Injection Systems
Summit Racing Part NumberHLY-502-20S
UPC090127429327
 
EGRNo
Injection StyleThrottle body
Metering StyleSpeed density
Intake Manifold IncludedNo
Fuel Rails IncludedNo
Throttle Body IncludedYes
Throttle Body Mounting Flange4-barrel square bore
Venturi Quantity2
Airflow Rate (cfm)670 cfm
Throttle Body MaterialCast aluminum
Throttle Body FinishNatural
Injectors IncludedYes
Injector Size (lbs/hr)80 lbs./hr.
Calibration Module IncludedNo
ECM IncludedYes
Wiring Harness IncludedYes
Oxygen Sensor IncludedNo
Fuel Pump IncludedYes
Fuel Pressure Regulator IncludedYes
Distributor IncludedNo
MAP Sensor IncludedYes
IAT Sensor IncludedYes
TPS Sensor IncludedYes
IAC Motor IncludedYes
QuantitySold as a kit.
NotesWill support up to 275 hp.
 

Now you can get the horsepower and drivability benefits of electronic fuel injection for your carbureted, non-computer controlled vehicle. These Holley Pro-Jection fuel injection systems are complete stand-alone systems, requiring no OEM computer assistance. They're available in 1, 2, and 4-barrel models, with sizes ranging from 300 to 900 cfm. All systems come with everything needed for installation, including the fuel pump and filter, hose, a wiring harness, ECU, throttle body, hardware, and a complete detailed instruction booklet.

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