# Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator  Temp Sensor [621-VUP-MC-120-DV]

**Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator & Temp Sensor**

Kit Includes: 621-120-DV Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware

621-120-DV Alternator: 120A, 12V, Spindle Mount (Single Foot), 1-2in, Dual 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

Replaces: 621-VUP-MC-120-SR-KIT

**This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.**  
[Brochure (pdf)](https://productimageserver.com/literature/brochure/92761BR.pdf)

## Details

- **Price:** 1219.39 USD
- **Type:** Alternators
- **Tags:** Brand_Balmar, Engine Parts & Service, Engine Parts & Service | Alternators

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1219.39 USD | In stock |

## Images

- Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator  Temp Sensor [621-VUP-MC-120-DV] Balmar

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> Source: [Besafe1st](https://besafe1st.com/products/balmar-alternator-120-amp-12v-1-2-single-foot-spindle-mount-dual-vee-pulley-regulator-temp-sensor-621-vup-mc-120-dv)
> Updated: 2026-06-26