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Proform 66509

Harmonic Balancer Small Block Chevy



Proform 66509

Part Number: 778-66509

Harmonic Balancer
  • Small Block Chevy
  • 1984-95 350 w/Center Timing Mark
  • 6-3/4" Internal Balance
  • $70.32
    Ships
    Proform 66509 Harmonic Balancer Small Block Chevy $70.32

    Proform 66509 Details

    Harmonic Dampers

  • Fits Chevy Small And Big Block Engines
  • Brand New OE Replacement

  • Specifications:

    Mounting Hardware Included
    No
    Engine Balance
    Internal
    Degree Markings
    No
    Safety Rating
    Not SFI Approved
    Harmonic Balancer Construction
    Elastomer
    Harmonic Balancer Finish
    Natural
    Harmonic Balancer Material
    Nodular iron
    Quantity
    Sold individually
    Outside Diameter (in.)
    6.75
    Manufacturer's Part Number:
    66509

    Proform is a leading manufacturer in affordable, quality O.E. replacement and performance parts. These Harmonic Dampers offered for popular GM model engines are a direct replacement for the stock balancer. Eliminate the need to clean, inspect or worry about the factory equipment and maintain reliability for your vehicle application. Available in many popular sizes and finishes.

    Features:
  • Direct O.E. replacement.
  • Available in Black or Natural finish.
  • Ideal for daily, street or mild race cars.

    Note: Are NOT SFI Approved.

  • Does Proform 66509 fit your vehicle?

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    1975-1981 GMC G25/G2500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: VANDURA

    1969-1970 CHEVROLET KINGSWOOD

    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8

    1986 CHEVROLET K30 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1980 CHEVROLET P30 VAN

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1982 CHEVROLET K10 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1969-1971 CHEVROLET CORVETTE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1986 CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1977 CHEVROLET CAPRICE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: ESTATE

    1978-1979 GMC CABALLERO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1973 GMC C35/C3500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1971 GMC C1500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8

    1972 CHEVROLET EL CAMINO

    • CC: 5737
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1975-1989 CHEVROLET G20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SPORTVAN

    1975 CHEVROLET P20 VAN

    • EngineType: V8
    • SubModel: BASE

    1975-1978 GMC C35/C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1983-1984 CHEVROLET C20 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1978-1979 PONTIAC GRAND LEMANS

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SAFARI

    1987-1991 GMC R1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET C10 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1988-1993 GMC K3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA

    1971 GMC K1500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8

    1969 CHEVROLET BLAZER

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1982-1989 CHEVROLET P20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1987 CHEVROLET V30 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1978-1979 OLDSMOBILE OMEGA

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BROUGHAM

    1969 GMC C25/C2500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8

    1987 CHEVROLET R30 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1982 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET MALIBU

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1982 CHEVROLET CORVETTE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1971 GMC C1500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 350
    • EngineType: V8

    1974-1975 CHEVROLET MALIBU

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1971 GMC C1500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8

    1986 CHEVROLET C20 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1975-1976 CHEVROLET MALIBU

    • Liter: 5.7
    • EngineType: V8
    • SubModel: ESTATE

    1970-1973 CHEVROLET G10 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SPORTVAN

    1975-1978 CHEVROLET G20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BEAUVILLE

    1972 CHEVROLET IMPALA

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1972 GMC C1500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1972 GMC K25/K2500 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8

    1994-1995 CHEVROLET K2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1976-1979 CHEVROLET P30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1987-1989 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1985 CHEVROLET K20 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1975-1977 CHEVROLET C10 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CHEYENNE

    1981-1982 CHEVROLET C10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1975-1977 GMC C1500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1992-1994 GMC C1500 SUBURBAN

    • EngineType: ALL
    • SubModel: BASE

    1984-1985 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: ALL

    1973-1974 GMC K1500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1990-1991 CHEVROLET C2500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1973 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: DELUXE
    • CUI: 350
    • EngineType: V8

    1990-1991 CHEVROLET K2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1975-1978 CHEVROLET K10 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CHEYENNE

    1978 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8

    1972-1973 GMC G15/G1500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: VANDURA

    1974 CHEVROLET C30 PICKUP

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1981 CHEVROLET MALIBU

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1973 CHEVROLET MONTE CARLO

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1980 GMC G35/G3500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1988-1990 CHEVROLET BLAZER

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1981 GMC K2500 PICKUP

    • EngineType: V8
    • SubModel: BASE

    1992-1995 CHEVROLET K2500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1970-1991 GMC JIMMY

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1974 GMC C1500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1974-1975 GMC G15/G1500 VAN

    • EngineType: V8
    • SubModel: VANDURA

    1981 CHEVROLET K20 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1969-1970 GMC K35/K3500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1992 CHEVROLET C2500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1977-1978 GMC K35 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1974 CHEVROLET P20 VAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1970-1971 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1973 GMC C25/C2500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1974 CHEVROLET CAMARO

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1970-1973 GMC P25/P2500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET LAGUNA

    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8

    1980 CHEVROLET IMPALA

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1969-1971 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1977 OLDSMOBILE OMEGA

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1973-1974 GMC K35/K3500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1993 CHEVROLET C2500 SUBURBAN

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8

    1988-1993 GMC C2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA

    1988-1989 CHEVROLET K3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CHEYENNE

    1989 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: ALL

    1990-1995 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1983-1984 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1984 CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1980 CHEVROLET C10 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1989-1995 GMC C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA XC

    1976-1978 GMC G35/G3500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: MAGNAVAN

    1974 CHEVROLET G20 VAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1982 CHEVROLET G20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1970 CHEVROLET G20 VAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1971 CHEVROLET K20 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8

    1971 GMC C15/C1500 SUBURBAN

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8

    1976 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8

    1990-1991 CHEVROLET R3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET K20 PICKUP

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8

    1976 CHEVROLET MALIBU

    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8
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