---
product_id: 1770464
title: "Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each"
brand: "powermaster"
price: "€ 463.00"
currency: EUR
in_stock: true
category: "Powermaster"
url: https://www.desertcart.gr/products/1770464-alternator-gm-original-look-12si-100-amps-12v-1-wire
store_origin: GR
region: Greece
---

# 100 amps peak power 1-wire / 3-wire versatile wiring Straight mount, single V-belt pulley Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each

**Brand:** powermaster
**Price:** € 463.00
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your ride with classic GM style and modern reliability!

## Quick Answers

- **What is this?** Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each by powermaster
- **How much does it cost?** € 463.00 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/1770464-alternator-gm-original-look-12si-100-amps-12v-1-wire)

## Best For

- powermaster enthusiasts

## Why This Product

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

## Key Features

- • **OEM GM Original Look:** Authentic design that fits perfectly and maintains your vehicle’s classic aesthetic.
- • **Compact & Lightweight:** At just 11 pounds and a streamlined 9x8x8 inch size, it’s engineered for efficient space use and easy handling.
- • **Reliable 100 Amp Output:** Delivers consistent high-performance power for your GM vehicle’s electrical needs.
- • **Versatile Wiring Options:** Supports both 1-wire and 3-wire setups for easy installation and compatibility.
- • **Durable Aluminum & Chrome Finish:** Machined aluminum case with chrome plating ensures long-lasting corrosion resistance and style.

## Overview

The Powermaster 17294 alternator is a GM original look, 12SI model delivering 100 amps at 12V. Featuring versatile 1-wire or 3-wire configurations, a straight mount with single V-belt pulley, and a durable aluminum case with chrome finish, it offers reliable power and OEM fitment for seamless replacement in GM vehicles.

## Description

Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each

## Features

- Package Dimension : 7.5 " L x 9 " W x 7.5 " H
- Item Package Weight : 13.75 pounds
- Country of Origin: UNITED STATES
- Model Number : 17294

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000PDLXI0 |
| Best Sellers Rank | #169,228 in Automotive ( See Top 100 in Automotive ) #399 in Automotive Replacement Alternators |
| Brand | Powermaster |
| Customer Reviews | 4.4 4.4 out of 5 stars (363) |
| Date First Available | September 13, 2006 |
| Exterior | Machined |
| Item Weight | 11 pounds |
| Item model number | 17294 |
| Manufacturer | Powermaster |
| Manufacturer Part Number | 17294 |
| Model | 17294 |
| OEM Part Number | 17294 |
| Position | Center |
| Product Dimensions | 9 x 8 x 8 inches |

## Images

![Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each - Image 1](https://m.media-amazon.com/images/I/811PMV4wJUL.jpg)

## Questions & Answers

**Q: what their amperage?**
A: 100 amp

**Q: Does this fits on a 1965 chevy C10 pickup????**
A: I had this on a 350 Chevy 1975 and I took it off and put it on a big block 454 1976 is the year of the motor I have aftermarket bracket I don't know what motor you have would it work for me and the Chrome is quite nice pleasantly pleased

**Q: What kind of plug does this take ,1988 jeep cherokee 2.5L**
A: factory wiring. Plug it in

**Q: Description says it's 100a but the powermaster catalog indicates this part number is 86a. which is it?**
A: 100A

## Frequently Bought Together

- Powermaster Alternator, GM Original Look, 12SI, 100 amps, 12V, 1-Wire / 3-Wire, Single V-Belt Pulley, Straight Mount, Aluminum Case, Chrome, GM, Each
- ACDelco Gold PT2288 (88862207) Alternator Connector
- Spectre Performance 47293 Alternator Bracket Kit for Chevy

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**Shop now:** [https://www.desertcart.gr/products/1770464-alternator-gm-original-look-12si-100-amps-12v-1-wire](https://www.desertcart.gr/products/1770464-alternator-gm-original-look-12si-100-amps-12v-1-wire)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-01*