# ARCO Marine Premium Replacement Distributor Cap f/Mercruiser Inboard Engines w/Thunderbolt IV  V HEI [DC001]

**Premium Replacement Distributor Cap for Mercruiser Inboard Engines with Thunderbolt IV & V HEI**

This distributor cap fits GM V-8 Motors with Thunderbolt IV and V HEI Ignitions.

**Replaces:**

-   MERCRUISER Distributor Cap 16457A4
-   MERCRUISER Distributor Cap 43557
-   MERCRUISER Distributor Cap 43557A1
-   MERCRUISER Distributor Cap 805759A2
-   MERCRUISER Distributor Cap 80579A5
-   MERCRUISER Distributor Cap 805759T1
-   MERCRUISER Distributor Cap 805759T2
-   MERCRUISER Distributor Cap 90746A1
-   PLEASURECRAFT Distributor Cap RA108009
-   VOLVO PENTA Distributor Cap 3858975
-   INDMAR Distributor Cap 556345
-   SIERRA Distributor Cap 18-5395
-   CDI ELECTRONICS Distributor Cap E64-0010

\*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:** 39.99 USD
- **Type:** Accessories
- **Tags:** Brand_ARCO Marine, Clearance, Engine Parts & Service, Engine Parts & Service | Accessories, Engine Parts & Service | Distributor Caps, Specials

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 39.99 USD | In stock |

## Images

- ARCO Marine Premium Replacement Distributor Cap f/Mercruiser Inboard Engines w/Thunderbolt IV  V HEI [DC001] ARCO Marine

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> Source: [Besafe1st](https://besafe1st.com/products/arco-marine-premium-replacement-distributor-cap-f-mercruiser-inboard-engines-w-thunderbolt-iv-v-hei-dc001)
> Updated: 2026-05-21