# ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064]

**Original Equipment Quality Replacement Solenoid for Mercruiser & Mercury - Isolated base, 12V**

Replacement solenoid that will fit Mercruiser and Mercury. Isolated base, 12 Volt, white housing.

**Replaces:**

-   MERCURY 89-818864
-   MERCURY 89-818864T
-   SIERRA 18-5818

\*ARCO Assurance 12-month part and labor warranty protection

**This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.**

## Details

- **Price:** 38.21 USD
- **Type:** Solenoids
- **Tags:** 1st Class Eligible, Brand_ARCO Marine, Engine Parts & Service, Engine Parts & Service | Solenoids

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 38.21 USD | In stock |

## Images

- ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064] ARCO Marine
- ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064] ARCO Marine
- ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064] ARCO Marine
- ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064] ARCO Marine
- ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser  Mercury - Isolated base, 12V [SW064] ARCO Marine

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> Source: [Besafe1st](https://besafe1st.com/products/arco-marine-original-equipment-quality-replacement-solenoid-f-mercruiser-mercury-isolated-base-12v-sw064)
> Updated: 2026-05-21