Description
Balmar Sterndrive 621 Series Alternator – Spindle Mount(Single Foot) – 100A – 12V – Marine Boat Replacement Part is organized for ignition & electrical engine parts shoppers who need a clear, professional marine parts buying experience.
621 Series Alternator – Spindle Mount(Single Foot) – 100A – 12V Features: 100A 12V Spindle Mount (Single Foot) 1-2″ Single Deep Vee Pulley Isolated Ground 1″ Motorola-Style Mounting; Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2″ Delco-Style Mounting; Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
Fitment & Product Details
- Brand / Manufacturer: Balmar, Volvo Penta, MerCruiser
- Application: Sterndrive Parts
- Voltage: 12V
- Search-optimized by brand, system, part type, and fitment cues.
- Verify compatibility with your original part number, engine model, and application before ordering.
- Built for boat owners, e-commerce shoppers, and professional marine service teams.






Reviews
There are no reviews yet.