Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
![51203NG 1-Wire Alternator for GM Single V-Belt [140 AMP, Natural Finish]](https://www.jegs.com/images/mini_750/700/720/720-51203ng.jpg)
Vehicle Info NeededMR GASKETPART NUMBER: 720-51203NG
51203NG 1-Wire Alternator for GM Single V-Belt [140 AMP, Natural Finish]
$23995
3 left in stock
Ships Tomorrow
Lowest Price GuaranteeNatural Finish
1-Wire AlternatorFits 1971-1986 GM Single V-Belt 140 Amp 1-Groove V-Belt Natural Finish
Mr. Gasket 51203NG 1-Wire Alternator Features:
Mr. Gasket Alternators are built using all new components, not remanufactured, and exceed OEM specifications for maximum performance and durability.- 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 1-groove v-belt pulley
Part TypeAlternator
BrandMR GASKET
Package Height8.0
Package Width8.25
Package Length8.75
Weight13.1 PG
Part CategoryPerformance Parts
Case ColorNatural
Pulley IncludedYes
Pulley Belt TypeV-Belt
Amperage140-AMP
Fan TypeExternal
Part FitmentSemi Universal
Case MaterialAluminum
Regulator TypeInternal
Pulley Groove Quantity1
FinishNatural
Grade TypeOEM Performance
Vendor Part Number51203NG
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Alternator Ground Wire Kit [10 Gauge]](https://www.jegs.com/images/mini_200/500/555/555-10141.jpg)
![8-Gauge Premium Automotive Wire Black [25 ft.]](https://www.jegs.com/images/mini_200/500/555/555-10840.jpg)
![61-Piece Heat Shrink Tubing Kit [Black]](https://www.jegs.com/images/mini_200/500/555/555-10630.jpg)
![Crimp Connector Kit [160 Pieces]](https://www.jegs.com/images/mini_200/500/555/555-10705.jpg)
JEGS
Heavy Duty Circuit Tester for 6, 12 & 24 Volt Systems
Part Number : 555-80569
$899$9.99
You Save$1.00
![Colored Electrical Tape [5 pack]](https://www.jegs.com/images/mini_200/500/555/555-w549.jpg)
![Electrical Tape [3/4 in. x 60 ft.]](https://www.jegs.com/images/mini_200/500/555/555-w502.jpg)
Some parts are not legal for use in California or other states with similar laws / regulations
