Hairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators hairpin units feature premium bearings to withstand high engine rpm and utilize dual plate rectifier with 12 heavy duty diodes for improved cooling. Hairpin Units are a more reliable alternator to withstand high heat, high demand for car audio, marine, and racing applications.
This CS130 style alternator is commonly used on 1987-1995 Chevy C1500 Pickups and some aftermarket accessory drives. This unit makes for a super easy installation! To activate the alternator, you only need to connect a single wire from the provided pigtail to any ignition switched 12V+ source. This allows the alternator to turn on and off with the ignition switch. These units come with a smaller pulley which requires installing a half inch to an inch shorter belt.
All Motor Swap Applications will come with a 45 mm. pulley and will require installing a 1/2 inch – 1 inch shorter belt.
FITMENT GUIDE:
| Make | Model | Engine Size | Year |
|---|---|---|---|
| Buick | Roadmaster | 5.0L / 5.7L | 1991 – 1993 |
| Chevrolet | Astro Van | 4.3L | 1987 – 1995 |
| Chevrolet | Camaro | 5.0L / 5.7L | 1988 – 1992 |
| Chevrolet | Full Size Truck | All Gas Engines | 1987 – 1995 |
| Chevrolet | S-10 / S-10 Blazer | 4.3L | 1998 – 1993 |
| Chevrolet | Suburban | All Gas Engines | 1987 – 1995 |
| Chevrolet | Tahoe / Full Size Blazer | All Gas Engines | 1987 – 1995 |
| GMC | Full Size Truck | 4.3L | 1987 – 1995 |
| GMC | Full Size Truck | 5.0L | 1987 – 1995 |
| GMC | Full Size Truck | 5.7L | 1989 – 1995 |
| GMC | Safari | 4.3L | 1990 – 1993 |
| GMC | Suburban | All Gas Engines | 1987 – 1995 |
| GMC | Yukon | All Gas Engines | 1987 – 1995 |
| Oldsmobile | Bravada | 4.3L | 1991 – 1993 |
| Pontiac | Firebird | 5.0L / 5.7L | 1988 – 1992 |
