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Proform 66445N

Internal Regulator Alternator 63 Amps for 1973-1986 GM in Chrome Finish

Proform 66445N

778-66445N

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Proform 66445N Internal Regulator Alternator 63 Amps for 1973-1986 GM in Chrome Finish $103.99
Internal Regulator Alternator
  • 1973-86 GM
  • 63 Amps
  • Chrome Finish

  • Proform 66445N Details

    Internal Regulator 100% New GM Performance Alternators

  • Individually Tested

  • Specifications:

    Amperage
    60 AMP
    Mounting
    Without Mounting Kit
    Belt Included
    NO
    Pulley Style
    V-Belt Pulley
    Regulator Type
    Internal
    Voltage
    12 Volt
    Wire Type
    3-Wire
    Case Style
    GM 10SI
    Pulley Included
    Yes
    Regulator Included
    Yes
    Advertised Amperage Output
    63 amps
    Alternator Brackets Included
    No
    Alternator Case Style
    GM 10si
    Alternator Finish
    Chrome plated
    One-Wire Capable
    No
    Quantity
    Sold individually
    Regulator Style
    Internal
    Voltage Compatibility
    12
    Manufacturer's Part Number:
    66445N

    A manufacturing breakthrough has enabled PROFORM to offer 100% NEW alternators with the same affordability as others' rebuilt models! Each unit is thoroughly inspected, tested and supplied with its own individual Quality Assurance graph documenting its performance and is easily identified by the machined pulley. The GM-style internal regulated or 1-wire design makes them easy to install.

    Click Here for One-Wire Alternator Instructions

    Does Proform 66445N fit your vehicle?

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    Aspiration

    1974 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986 PONTIAC SUNBIRD

    • Liter: 1.8
    • SubModel: GT
    • CUI: 112
    • EngineType: L4 ( 1.8 L / 112 )

    1975 CHEVROLET VEGA

    • Liter: 2.0
    • SubModel: BASE
    • CUI: 122
    • EngineType: L4 ( 2.0 L / 122 )

    1975 CHEVROLET P20 VAN

    • EngineType: ALL
    • SubModel: BASE

    1978 OLDSMOBILE CUTLASS SALON

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1986 CHEVROLET C20 SUBURBAN

    • CC: 5031
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1982-1984 GMC K1500 PICKUP

    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1983-1984 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1983 CHEVROLET CAVALIER

    • EngineType: ALL
    • SubModel: CL

    1981 BUICK CENTURY

    • Liter: 3.8
    • SubModel: ESTATE WAGON
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1986 BUICK SOMERSET

    • EngineType: ALL
    • SubModel: LIMITED

    1975-1977 OLDSMOBILE CUTLASS

    • Liter: 4.3
    • SubModel: S
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1975 PONTIAC VENTURA

    • Liter: 4.3
    • SubModel: CUSTOM
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1979-1982 GMC G35/G3500 VAN

    • EngineType: ALL
    • SubModel: BASE

    1982 PONTIAC GRAND PRIX

    • Liter: 4.1
    • SubModel: LJ
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1982 CHEVROLET K10 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 PONTIAC GRAND LEMANS

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1986-1987 BUICK LESABRE

    • EngineType: ALL
    • SubModel: ESTATE WAGON

    1977 PONTIAC GRAND PRIX

    • Liter: 5.7
    • Aspiration: N
    • SubModel: LJ
    • Engine Vin: P
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 OLDSMOBILE VISTA CRUISER

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1984 PONTIAC 6000

    • Liter: 2.8
    • SubModel: BASE
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1985 CHEVROLET SPRINT

    • EngineType: ALL
    • SubModel: ALL

    1982 CHEVROLET K20 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET G10 VAN

    • Liter: 5.7
    • SubModel: SPORTVAN
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982 CHEVROLET K20 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 OLDSMOBILE OMEGA

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

    1985-1986 BUICK ELECTRA

    • EngineType: ALL
    • SubModel: T-TYPE

    1977 OLDSMOBILE CUTLASS

    • Liter: 3.8
    • SubModel: S
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1979 BUICK REGAL

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1984-1985 CHEVROLET CITATION II

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1978 GMC C15 SUBURBAN

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1979-1980 CHEVROLET C10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1982-1983 OLDSMOBILE CUTLASS CIERA

    • CC: 2474
    • Liter: 2.5
    • SubModel: BROUGHAM
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1978 GMC VAN P35/P3500

    • EngineType: ALL
    • SubModel: ALL

    1973-1974 CHEVROLET C20 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1977 BUICK REGAL

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET K30 PICKUP

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1974 BUICK CENTURY

    • CC: 7456
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1977 BUICK SKYLARK

    • Liter: 4.9
    • SubModel: SR
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1985 GMC S15 PICKUP

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1974 PONTIAC LEMANS

    • CC: 6555
    • Liter: 6.6
    • Aspiration: N
    • SubModel: SPORT
    • Engine Vin: P
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1982-1983 OLDSMOBILE CUTLASS CIERA

    • CC: 2474
    • Liter: 2.5
    • SubModel: LS
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1985 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: BASE

    1979 OLDSMOBILE CUTLASS SALON

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 OLDSMOBILE OMEGA

    • Liter: 4.1
    • SubModel: BROUGHAM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1984 BUICK SKYHAWK

    • Liter: 1.8
    • SubModel: CUSTOM
    • CUI: 112
    • EngineType: L4 ( 1.8 L / 112 )

    1974 CHEVROLET EL CAMINO

    • Liter: 7.4
    • SubModel: CUSTOM
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1973 CHEVROLET K30 PICKUP

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1977-1979 OLDSMOBILE CUSTOM CRUISER

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1973 PONTIAC LEMANS

    • CC: 6556
    • Liter: 6.6
    • Aspiration: N
    • SubModel: SAFARI
    • Engine Vin: P
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975 BUICK APOLLO

    • Liter: 4.3
    • SubModel: SR
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1975 CHEVROLET IMPALA

    • CC: 5735
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981 CHEVROLET CAPRICE

    • Liter: 4.4
    • SubModel: CLASSIC
    • CUI: 267
    • EngineType: V8 ( 4.4 L / 267 )

    1980 CHEVROLET MALIBU

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1974 OLDSMOBILE DELTA 88

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ROYALE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET CAMARO

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

    1986 CHEVROLET C20 PICKUP

    • Liter: 4.8
    • SubModel: CUSTOM
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1979-1980 OLDSMOBILE CUTLASS CALAIS

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975 CHEVROLET BEL AIR

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1979 OLDSMOBILE STARFIRE

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1986 PONTIAC FIREBIRD

    • Liter: 2.8
    • SubModel: S/E
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1979 PONTIAC GRAND PRIX

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1984-1985 OLDSMOBILE DELTA 88

    • Liter: 5.0
    • SubModel: ROYALE BROUGHAM LS
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1981 PONTIAC GRAND PRIX

    • Liter: 4.3
    • SubModel: BROUGHAM
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1981 PONTIAC CATALINA

    • Liter: 5.0
    • SubModel: SAFARI
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1983-1984 CHEVROLET K30 PICKUP

    • Liter: 4.8
    • SubModel: CUSTOM
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1975-1976 OLDSMOBILE STARFIRE

    • EngineType: ALL
    • SubModel: BASE

    1975 PONTIAC VENTURA

    • Liter: 4.1
    • SubModel: S
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973 CHEVROLET C20 PICKUP

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1975-1977 PONTIAC CATALINA

    • EngineType: ALL
    • SubModel: SAFARI

    1982-1984 OLDSMOBILE 98

    • Liter: 5.0
    • SubModel: REGENCY BROUGHAM
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1975-1977 CHEVROLET C30 PICKUP

    • EngineType: ALL
    • SubModel: CHEYENNE

    1985-1986 GMC G35/G3500 VAN

    • Liter: 4.3
    • SubModel: VANDURA
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    1975-1976 BUICK SKYLARK

    • Liter: 5.7
    • SubModel: SR
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985 CHEVROLET K10 SUBURBAN

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973 CHEVROLET MONTE CARLO

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET K20 PICKUP

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1980 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: BASE

    1984 PONTIAC BONNEVILLE

    • CC: 3800
    • Liter: 3.8
    • SubModel: LE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1977 PONTIAC CATALINA

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

    1980 GMC P35/P3500 VAN

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1978 BUICK CENTURY

    • CC: 3800
    • Liter: 3.8
    • SubModel: CUSTOM
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1973 CHEVROLET BLAZER

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985 CHEVROLET C10 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973-1974 PONTIAC VENTURA

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979 PONTIAC GRAND LEMANS

    • CC: 3800
    • Liter: 3.8
    • Aspiration: N
    • SubModel: SAFARI
    • Engine Vin: 2
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1979 PONTIAC LEMANS

    • CC: 3800
    • Liter: 3.8
    • Aspiration: N
    • SubModel: SAFARI
    • Engine Vin: 2
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982 CHEVROLET K20 PICKUP

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1973 PONTIAC GRAND SAFARI

    • CC: 7457
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1978 BUICK CENTURY

    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974 CHEVROLET K20 SUBURBAN

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1980 OLDSMOBILE CUTLASS

    • Liter: 4.3
    • SubModel: LS
    • CUI: 260
    • EngineType: V8 ( 4.3 L / 260 )

    1977 PONTIAC LEMANS

    • Liter: 6.6
    • SubModel: SAFARI
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981 PONTIAC CATALINA

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1977 PONTIAC BONNEVILLE

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

    1985 BUICK CENTURY

    • CC: 3800
    • Liter: 3.8
    • SubModel: ESTATE WAGON
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1978-1979 PONTIAC SUNBIRD

    • CC: 2474
    • Liter: 2.5
    • Aspiration: N
    • SubModel: SAFARI
    • Engine Vin: 1
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )
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