
PROFORMPART NUMBER: 778-66445.14N
1-Wire GM Alternator 140-Amp in Chrome Finish
$17999
2 left in stockGM 1-Wire Alternators
- 1-Wire GM Alternator
- 140-Amp
- Chrome Finish
- Individually Tested
- Use In Place Of Alternators w/External Regulator
High-Performance Amperage
Proform performance alternators have been thoroughly inspected and tested. Each item comes with a Quality Assurance graph documenting its performance. Proform 100% NEW alternators are based on a GM-style design, providing easy installations and reliable years of service.
Part TypeAlternator
Product LineProform Performance Alternators
BrandPROFORM
Package Height6.9
Package Width7.2
Package Length8.3
Weight12.55 PG
Part CategoryPerformance Parts
Voltage Compatibility12
One-Wire CapableYes
Pulley IncludedYes
Alternator Brackets IncludedNo
Pulley StyleV-Belt Pulley
Advertised Amperage Output140 amps
Regulator IncludedYes
QuantitySold individually
Alternator Case StyleGM 10si
MountingWithout Mounting Kit
Amperage140 AMP
Alternator FinishChrome plated
Belt IncludedNO
Part FitmentSemi Universal
Regulator StyleInternal
Vendor Part Number66445.14N
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations




![1-Wire GM Alternator 140 AMP Output V-Belt Pulley [Chrome Plated Finish]](https://www.jegs.com/images/mini_200/500/555/555-10163.jpg)








![GM 1-Wire Alternator 140 Amp Output with V-Belt Pulley [Chrome Plated Finish]](https://www.jegs.com/images/mini_200/500/555/555-10147.jpg)