Fan Pulley - GM (1978057)
Genuine OEM GM Parts & Accessories - 1978057
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Fan Pulley - GM (1978057)
Genuine OEM GM Parts & Accessories - 1978057
- GM
- 1978057
Details
- Brand:
- SKU:
1978057
- Other Names:
Fan,
- Description:
Without 80 amp. Without 70amp. 4 cylinder. Standard. 42 amp. 63 amp. With 37amp. Without 70 amp. 37 & 55 amp. Without 78amp.
- Notes: 1987-88 Alternators sold as assembly unit only. 1987-90 models, alternator sold as assembly only. 1983-86 components serviced separately. 1987-88 serviced as assembly only. Alternators are serviced by remanfactured units only, no components serviced for 1986 and future models.
- GM
- 1978057
Details
- Brand:
- SKU:
1978057
- Other Names:
Fan,
- Description:
Without 80 amp. Without 70amp. 4 cylinder. Standard. 42 amp. 63 amp. With 37amp. Without 70 amp. 37 & 55 amp. Without 78amp.
- Notes: 1987-88 Alternators sold as assembly unit only. 1987-90 models, alternator sold as assembly only. 1983-86 components serviced separately. 1987-88 serviced as assembly only. Alternators are serviced by remanfactured units only, no components serviced for 1986 and future models.
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Fan Pulley for your 1984-1991 vehicle. GM Parts & Accessories Limited Warranty.
