1981 GMC P3500 Alternator 8 Cyl 7.4L Proform

★★★★☆ 4.5/5 34 ratings

100% New

100 AMP; Style 1-Wire Style; Natural Finish; 100% New

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6 In Stock

Best Price:

$139.97 USD $167.96 USD

Brand	Proform
Part #	P7566434
Condition	New
Warehouse	B

P3500 Proform Alternator 1981 GMC

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Additional Fitment Information:

Vehicle	Sub Model	Engine	CC	CID	Block Type
1981 GMC P3500	Value Van	8 Cyl 7.4L	-	454	V

Description Specifications Reviews (34)

100% New
100 AMP; Style 1-Wire Style; Natural Finish; 100% New
Sold Individually

Replacement & Maintenance Guide

Helpful replacement and maintenance guidance for Alternator.

System	Charging / Electrical
Description / What It Does	The alternator charges the battery and powers the vehicle’s electrical systems while the engine is running. Weak alternators can cause dim lights, battery warning lights, dead batteries, slow accessories, and random electrical issues.
Replace / Inspect Guidance	No normal wear interval, but test yearly after about 80,000 miles; many fail around 80,000–120,000 miles, so replace at the first signs of weak charging, bearing noise, or repeated battery failures.
Job Difficulty	Moderate DIY to Pro
Maintenance Tips	Keep the battery and terminals healthy, fix belt tension/noise quickly, and avoid oil or coolant leaks dripping onto the alternator.