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Holley Billet Mechanical Fuel Pump Small Block Chevy

510-12-327-25

made in usa

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Holley 12-327-25
$343.95
$309.56
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Billet Mechanical Fuel Pump
  • Small Block Chevy
  • HP-Series
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    Does Holley 12-327-25 fit your vehicle?

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    1974  CHEVROLET MALIBU

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974  GMC K35/K3500 PICKUP

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  CHEVROLET MALIBU

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972  CHEVROLET K10 PICKUP

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1975  CHEVROLET LAGUNA

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  CHEVROLET P20 VAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  CHEVROLET K20

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972  CHEVROLET K20 PICKUP

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1975  CHEVROLET MALIBU

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  GMC C25/C2500 PICKUP

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHEVROLET G30

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HI-CUBE
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975  CHEVROLET K10

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  CHEVROLET MALIBU

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1977-1979  CHEVROLET C20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1976  GMC C35

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968  CHEVROLET IMPALA

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1975  CHEVROLET IMPALA

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970  CHEVROLET C20 PICKUP

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  CHEVROLET BEL AIR

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1976  GMC G25

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1971  CHEVROLET NOVA

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  GMC P35

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VALUE VAN
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  CHEVROLET MALIBU

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC LANDAU
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1968-1969  GMC C35/C3500 PICKUP

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1977-1979  CHEVROLET C20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973  GMC K35/K3500 PICKUP

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1980  GMC C1500

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: P
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985-1986  CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974  CHEVROLET K10 PICKUP

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  GMC G25

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY STX
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981  CHEVROLET C10

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEYENNE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1974  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1966-1967  CHEVROLET IMPALA

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 4.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SS
    • Engine Vin: -
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1976-1980  CHEVROLET CAPRICE

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC LANDAU
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981-1986  CHEVROLET C20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1973-1974  GMC K25/K2500 PICKUP

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1978  GMC P25

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971  CHEVROLET CAPRICE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975  GMC SPRINT

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SP
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1978  CHEVROLET P10

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1969  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1973-1974  CHEVROLET BEL AIR

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  GMC SPRINT

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1980  CHEVROLET G20

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEVY VAN
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1980  GMC C1500

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: P
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985-1986  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1973-1974  CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  CHEVROLET CHEVELLE

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CONCOURS ESTATE
    • Engine Vin: CA
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1979  PONTIAC PHOENIX

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LJ
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972  CHEVROLET KINGSWOOD

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975  GMC G25

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974  GMC G15/G1500 VAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  CHEVROLET K20 SUBURBAN

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: X
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975  CHEVROLET K20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  CHEVROLET K20

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972  CHEVROLET CHEVELLE

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CONCOURS ESTATE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1980  CHEVROLET G20

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BEAUVILLE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981-1986  CHEVROLET C30

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  GMC K35/K3500 PICKUP

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1966-1967  CHEVROLET CAPRICE

    • Liter: 4.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1982  CHEVROLET C10

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1978  GMC P35

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VALUE VAN
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971  CHEVROLET CHEVELLE

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CONCOURS
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1976  GMC G35

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981-1982  GMC JIMMY

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1968  CHEVROLET CHEVY II

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: NOVA
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1980-1986  CHEVROLET K20

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1976  CHEVROLET C10

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  CHEVROLET C10

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BIG TEN
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1966-1967  CHEVROLET CAPRICE

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 4.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1968-1969  GMC P25/P2500 VAN

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1980-1986  CHEVROLET C30

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974  CHEVROLET BLAZER

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  GMC SPRINT

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1980  CHEVROLET G20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEVY VAN
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1980  GMC C1500

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: X
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969  CHEVROLET BLAZER

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1981-1986  CHEVROLET C20

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978  GMC C15

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: STREET COUPE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1978  GMC C25

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  GMC K2500

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971  PONTIAC VENTURA

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: CA
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  CHEVROLET CHEVELLE

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CONCOURS
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  CHEVROLET CHEVELLE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GREENBRIER
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1976  GMC C25

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1955-1957  CHEVROLET TRUCK

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: 3100
    • Engine Vin: -
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1979-1980  CHEVROLET MALIBU

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC ESTATE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972  CHEVROLET KINGSWOOD

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESTATE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975  CHEVROLET C30

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1969  CHEVROLET G20 VAN

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1975-1976  CHEVROLET K10

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1978  GMC G35

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY STX
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  GMC G35

    • Fitment_Note: Free Flow GPH 170; Free Flow LPH 644; Gasoline; 8 AN Male Inlet/Outlet; Silver
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY CAMPER SPECIAL
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969  CHEVROLET C10 SUBURBAN

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1974  GMC G35/G3500 VAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    Can the -8AN fittings be replaced with an alternate fitting? If so, what is the fitting dimensions on the pump (e.g. 1/2" NPT)?

    Asked by: MyVette
    This has -8an straight thread with an o-ring as the pump inlet.
    Answered by: Rusty B
    Date published: 2017-10-05
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