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Holley Mechanical Fuel Pump 12-454-20

Holley Mechanical Fuel Pump 12-454-20
Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20Holley Mechanical Fuel Pump 12-454-20
$277.99 ea
NEWBackordered until 07/03/2022Out of stock with HOLLEY PERFORMANCE PRODUCTS as of 05/26/2022
Model: 3991241
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
Mechanical fuel pump made from heavy duty construction for continuous high RPM operation. Fuel body casting can be rotated to accommodate various plumbing situations. Fuel pressure regulator is not required.
Features:
  • Fuel Body Casting Can Be Rotated For Plumbing Situations
  • 3/4in.-16 Inlet And Outlet Ports
  • Fittings Not Included
  • High Output Fuel Flow
  • Flows 170 gph Free Flow
  • Shutoff Pressure Pre-Set At 8 PSI
  • Fuel Pressure Regulator Required
  • Heavy Duty Construction For Continuous High rpm Operation
  • Redesigned High Flow Valves Ensure Adequate Fuel Delivery
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
Warranty_Policy.pdf14.65KB
fuel_pump_tech_info.pdf168.1KB
Fuel_Pump_Tech_Info_12-454-20.pdf102.25KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Chevrolet Chevelle 1966 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1967 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1968 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1969 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1970 7.4L / 454 / V8
6.5L / 396 / V8
Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1971 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1972 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Chevelle 1973 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1966 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1967 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1968 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1969 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1970 7.4L / 454 / V8
6.5L / 396 / V8
Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1971 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1972 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1973 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1974 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet El Camino 1975 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Malibu 1966 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Malibu 1967 6.5L / 396 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Malibu 1973 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Malibu 1974 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver
Chevrolet Malibu 1975 7.4L / 454 / V8 Free Flow GPH 170+; Free Flow LPH 644; Gasoline; 8 AN O-Ring - 3/4-16 SAE Inlet/Outlet; Silver

Specifications:

Application Chevrolet Big Block
Color Silver
Emission Code 5
Free Flow GPH 170
Free Flow LPH 644
Fuel Type Gasoline
Fully Open 644
Inlet Size 8AN O-Ring - .75 -16 SAE
Material Aluminum
Outlet Size 8AN O-Ring - 0.750 in. - 16 SAE
Part Type Mechanical Fuel Pump
WARNING CA Proposition 65 WARNING: Cancer and Reproductive Harm

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Chevelle Depot 2022