# ARCO Marine Bolt Kit f/Gear Reduction Starters [MBK450]

**Bolt Kit for Gear Reduction Starters**

Bolt kit that will fit 30470 starters. Includes 2 long mounting bolts, 3/8”-16 N.C. threads. This kit will also fit all Delco gear reduction starters with staggered bolt mounting patterns. 

\*Will NOT FIT metric engines or 10MT starters.

**Replaces:**

-   SIERRA 18-5913

\*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.**

**Specifications:**

-   Type: Parts
-   Box Dimensions: 1"H x 4"W x 6"L WT: 0.4 lbs
-   UPC: 693006002279

## Details

- **Price:** 27.79 USD
- **Type:** Accessories
- **Tags:** 1st Class Eligible, Brand_ARCO Marine, Engine Parts & Service, Engine Parts & Service | Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 27.79 USD | In stock |

## Images

- ARCO Marine Bolt Kit f/Gear Reduction Starters [MBK450] ARCO Marine

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> Source: [Besafe1st](https://besafe1st.com/products/arco-marine-bolt-kit-f-gear-reduction-starters-mbk450)
> Updated: 2026-05-21