---
product_id: 92914587
title: "Powermaster 82051 PowerGEN GM Black Long 90A 12V w/Pulley for 3/8\" Belt"
brand: "power master"
price: "R14129"
currency: ZAR
in_stock: true
reviews_count: 1
category: "Power Master"
url: https://www.desertcart.co.za/products/92914587-powermaster-82051-powergen-gm-black-long-90a-12v-w-pulley
store_origin: ZA
region: South Africa
---

# 90A high output amperage Built-in pulley for 3/8" belt Proudly made in the USA Powermaster 82051 PowerGEN GM Black Long 90A 12V w/Pulley for 3/8" Belt

**Brand:** power master
**Price:** R14129
**Availability:** ✅ In Stock

## Summary

> ⚡ Charge your ride with vintage power and modern precision!

## Quick Answers

- **What is this?** Powermaster 82051 PowerGEN GM Black Long 90A 12V w/Pulley for 3/8" Belt by power master
- **How much does it cost?** R14129 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/92914587-powermaster-82051-powergen-gm-black-long-90a-12v-w-pulley)

## Best For

- power master enthusiasts

## Why This Product

- Trusted power master brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **American-Made Quality:** Crafted in the USA with precision for lasting performance and peace of mind
- • **Seamless Fit & Function:** Vehicle-specific design ensures perfect compatibility and easy installation
- • **Integrated Pulley System:** Comes with a durable pulley tailored for 3/8" belts—no extra parts needed
- • **Power-Packed Performance:** Delivers a robust 90 amps to keep your classic GM running strong
- • **Classic Look, Modern Reliability:** Black finish mimics original style while providing upgraded durability

## Overview

The Powermaster 82051 PowerGEN GM Black Long 90A 12V alternator with built-in pulley is a vehicle-specific replacement part designed for classic GM models. It delivers a reliable 90 amps output, fits 3/8" belts seamlessly, and is proudly manufactured in the USA, combining authentic style with enhanced performance.

## Description

Powermaster 82051 PowerGEN GM Black Long 90A 12V w/Pulley for 3/8" Belt

Review: Does a nice job and looks close to - Used in a 57 model car. Does a nice job and looks close to original

## Features

- Fit type: Vehicle Specific
- Package Dimensions: 20.828 H x 29.972 L x 32.512 W (centimeters)
- Country of Origin : United States
- Package Weight: 14.35 pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000VVXJ0Q |
| Best Sellers Rank | #1,580,955 in Automotive ( See Top 100 in Automotive ) #121 in Automotive Replacement Alternator Pulleys |
| Brand | Power Master |
| Brand Name | Power Master |
| Cable Type | spark plug wire |
| Connector Type | Adapter |
| Customer Reviews | 4.4 out of 5 stars 22 Reviews |
| Global Trade Identification Number | 00692209011576 |
| Included Components | Powermaster - PowerGEN GM Black Long 90A 12V w/ Pu |
| Item Dimensions | 11 x 7.25 x 8.13 inches |
| Item Type Name | Powermaster - PowerGEN GM Black Long 90A 12V w/ Pulley for 3/8" Belt |
| Item Weight | 12 Pounds |
| Item dimensions L x W x H | 11 x 7.25 x 8.13 inches |
| Manufacturer | Powermaster Performance |
| Material | Plastic |
| Material Type | Plastic |
| Recommended Uses For Product | auto racing |
| UPC | 692209011576 |
| Unit Count | 1.0 Count |
| Warranty Description | Manufacturer Warranty |

## Images

![Powermaster 82051 PowerGEN GM Black Long 90A 12V w/Pulley for 3/8" Belt - Image 1](https://m.media-amazon.com/images/I/718mBIsan6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does a nice job and looks close to
*by S***E on December 24, 2017*

Used in a 57 model car. Does a nice job and looks close to original

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/92914587-powermaster-82051-powergen-gm-black-long-90a-12v-w-pulley](https://www.desertcart.co.za/products/92914587-powermaster-82051-powergen-gm-black-long-90a-12v-w-pulley)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-22*