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Mr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NG

Mr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NG
Mr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NGMr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NGMr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NGMr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NGMr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NG
$252.99 ea
NEWARRIVING SOONEstimated Ship Date 04/19/2024 (If Ordered Today)35 Available from HOLLEY PERFORMANCE PRODUCTS as of 03/28/2024
Model: 4011708
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
Mr. Gasket Alternators are built using all new components, not remanufactured, and exceed OEM specifications for maximum performance and durability.
Features:
  • 1 wire
  • Made with Premium all new components (Not remanufactured)
  • Heavy duty Copper Windings, Diodes & internal Voltage Regulators
  • Ideal for HP, Muscle Cars, Truck & Daily Drivers
  • Hand Assembled & Tested
  • Attractive housing and finish options
  • Includes pulley

Downloads:

Download Name File Size
199r11282.pdf572.2KB

Videos:

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 Submodel Years Engine Fitment Notes
Chevrolet Bel Air Base 1971 7.4L / 454 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Bel Air Base 1972 7.4L / 454 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Bel Air Base 1973 7.4L / 454 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Bel Air Base 1974 7.4L / 454 / V8
6.6L / 400 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Bel Air Base 1975 7.4L / 454 / V8
6.6L / 400 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Bel Air Base 1981 4.4L / 267 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Biscayne Base 1971 7.4L / 454 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Biscayne Base 1972 7.4L / 454 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Brookwood Base 1971 6.6L / 402 / V8
6.6L / 400 / V8
4.1L / 250 / L6
5.7L / 350 / V8
5.0L / 307 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Brookwood Base 1972 6.6L / 402 / V8
6.6L / 400 / V8
4.1L / 250 / L6
5.7L / 350 / V8
5.0L / 307 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Caprice Base 1971 7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Base 1972 7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Base 1980 5.7L / 350 / V8 Single V-belt, 1 wire
Chevrolet Caprice Base 1981 5.7L / 350 / V8 Single V-belt, 1 wire
Chevrolet Caprice Base 1982 5.7L / 350 / V8 Single V-belt, 1 wire
Chevrolet Caprice Base 1985 3.8L / 231 / V6 Single V-belt, 1 wire
Chevrolet Caprice Base 1986 5.0L / 305 / V8
5.7L / 350 / V8
4.3L / 262 / V6
Single V-belt, 1 wire
Chevrolet Caprice Classic Brougham 1986 5.0L / 307 / V8
5.0L / 305 / V8
4.3L / 262 / V6
Single V-belt, 1 wire
Chevrolet Caprice Classic Estate 1976 7.4L / 454 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Estate 1977 5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Estate 1978 5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Estate 1981 5.7L / 350 / V8
3.8L / 229 / V6
4.4L / 267 / V8
5.0L / 305 / V8
3.8L / 231 / V6
Single V-belt, 1 wire
Chevrolet Caprice Classic Estate 1982 5.7L / 350 / V8
3.8L / 229 / V6
4.4L / 267 / V8
5.0L / 305 / V8
3.8L / 231 / V6
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1976 6.6L / 400 / V8
7.4L / 454 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1977 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1978 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1979 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1980 3.8L / 229 / V6
4.4L / 267 / V8
5.0L / 305 / V8
3.8L / 231 / V6
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Landau 1981 3.8L / 229 / V6
4.4L / 267 / V8
5.0L / 305 / V8
3.8L / 231 / V6
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Sport 1975 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Sport 1976 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic Sport 1979 5.0L / 305 / V8
5.7L / 350 / V8
4.1L / 250 / L6
Single V-belt, 1 wire
Chevrolet Caprice Classic Sport 1980 4.4L / 267 / V8
3.8L / 229 / V6
5.0L / 305 / V8
3.8L / 231 / V6
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1973 5.0L / 307 / V8
6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
Single V-belt, 1 wire
Chevrolet Caprice Classic 1974 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
4.1L / 250 / L6
Single V-belt, 1 wire
Chevrolet Caprice Classic 1975 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1976 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1977 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1978 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1979 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1980 3.8L / 229 / V6
4.4L / 267 / V8
3.8L / 231 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1981 3.8L / 229 / V6
4.4L / 267 / V8
3.8L / 231 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1982 3.8L / 229 / V6
4.4L / 267 / V8
3.8L / 231 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1983 3.8L / 229 / V6
3.8L / 231 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1984 3.8L / 229 / V6
3.8L / 231 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1985 4.3L / 262 / V6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Classic 1986 5.0L / 307 / V8
4.3L / 262 / V6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Caprice Estate Wagon 1975 6.6L / 400 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Caprice Estate 1973 5.0L / 307 / V8
6.6L / 400 / V8
4.1L / 250 / L6
7.4L / 454 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Estate 1974 6.6L / 400 / V8
4.1L / 250 / L6
7.4L / 454 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Caprice Landau 1979 5.7L / 350 / V8 Single V-belt, 1 wire
Chevrolet Impala Base 1971 4.1L / 250 / L6
5.7L / 350 / V8
6.6L / 400 / V8
5.0L / 307 / V8
7.4L / 454 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1972 4.1L / 250 / L6
5.7L / 350 / V8
6.6L / 400 / V8
5.0L / 307 / V8
7.4L / 454 / V8
6.6L / 402 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1973 4.1L / 250 / L6
5.7L / 350 / V8
6.6L / 400 / V8
5.0L / 307 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1974 4.1L / 250 / L6
5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1975 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1976 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1977 4.1L / 250 / L6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1978 4.1L / 250 / L6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1979 4.1L / 250 / L6
5.7L / 350 / V8
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1980 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
3.8L / 229 / V6
4.4L / 267 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1981 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
3.8L / 229 / V6
4.4L / 267 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1982 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
3.8L / 229 / V6
4.4L / 267 / V8
Single V-belt, 1 wire
Chevrolet Impala Base 1983 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
3.8L / 229 / V6
Single V-belt, 1 wire
Chevrolet Impala Base 1984 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
3.8L / 229 / V6
Single V-belt, 1 wire
Chevrolet Impala Base 1985 5.7L / 350 / V8
5.0L / 305 / V8
3.8L / 231 / V6
4.3L / 262 / V6
Single V-belt, 1 wire
Chevrolet Impala Custom Landau 1976 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Custom 1975 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Custom 1976 6.6L / 400 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Impala Custom 1977 4.1L / 250 / L6
5.0L / 305 / V8
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Impala Estate 1981 5.0L / 305 / V8
5.7L / 350 / V8
3.8L / 229 / V6
4.4L / 267 / V8
3.8L / 231 / V6
Single V-belt, 1 wire
Chevrolet Impala Estate 1982 5.0L / 305 / V8
5.7L / 350 / V8
3.8L / 229 / V6
4.4L / 267 / V8
3.8L / 231 / V6
Single V-belt, 1 wire
Chevrolet Impala Landau 1977 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala Landau 1978 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala Landau 1979 5.7L / 350 / V8
4.1L / 250 / L6
5.0L / 305 / V8
Single V-belt, 1 wire
Chevrolet Impala S 1976 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Impala Sport 1975 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Impala Sport 1976 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Single V-belt, 1 wire
Chevrolet Impala Sport 1979 5.0L / 305 / V8
4.1L / 250 / L6
5.7L / 350 / V8
Single V-belt, 1 wire
Chevrolet Impala Sport 1980 4.4L / 267 / V8
5.0L / 305 / V8
5.7L / 350 / V8
3.8L / 231 / V6
3.8L / 229 / V6
Single V-belt, 1 wire
Chevrolet Townsman Base 1971 6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
5.0L / 307 / V8
7.4L / 454 / V8
Single V-belt, 1 wire
Chevrolet Townsman Base 1972 6.6L / 400 / V8
5.7L / 350 / V8
6.6L / 402 / V8
5.0L / 307 / V8
7.4L / 454 / V8
Single V-belt, 1 wire

Specifications:

Alternator Style 1-Wire
Bolt Spacing 6.600"
Emission Code 5
Finish Natural
Output 140 Amp
Part Type Alternator
Product Type Electrical Systems and Accessories
Proposition 65 www.P65Warnings.ca.gov
Pulley Style V-Belt 1-Groove
Warranty Limited 90 Day

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Mr. Gasket 1-Wire Alternator, 140 Amp, Natural Finish 51203NG:
Classic Chevy 2024