Description
SIERRA 55A Serpentine Marine Alternator for MerCruiser V6/V8 – 18-5967-1 is a 55-amp marine alternator configured for specified MerCruiser engines using a serpentine accessory drive.
It is primarily cataloged for 1996-1999 GM V6/V8 carbureted marine applications. The serpentine pulley and mounting/electrical configuration must match the original alternator.
Key Features
- 55-amp rated output
- Serpentine-belt pulley configuration
- Fits selected 1996-1999 MerCruiser GM V6/V8 engines
- Cataloged for 305/350 CID carbureted applications
- Replaces MerCruiser 807652T
Specifications
- Manufacturer Part Number: 18-5967-1
- Product Type: Marine alternator
- Rated Output: 55 A
- Pulley: Serpentine
- Parcel Weight: approximately 5.46 kg
Interchange / Cross Reference
- MerCruiser 807652T
- ARCO 60055
- GLM 11610
- Mallory 9-19102
- MES 3145M
Verify engine serial range, mounting ears, serpentine pulley and electrical connector before ordering.

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