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Quick Specs
Type: Parts
Description
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.Quick Specs
Type = Parts
Accessories
No accessories listed for this product.
Specifications
| SKU | MBK450 |
| UPC | 693006002279 |
| Brand | ARCO Marine |
| Category | Engine Parts & Service |
| Country of Origin | TAIWAN |
| Weight | 0.4 |
| Dimensions | 6 x 4 x 1 |
| Status | Active |
| Last Synced | 10/21/2026, 1:06:25 AM |
Compliance & Shipping
Non-Returnable
Product Literature
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Frequently Bought Together
Compare Key Features
| Feature |  ARCO Marine Bolt Kit f/Gear Reduction Starters CURRENT |  Whale 3/4" Hot Water Heater Drain Valve |  Bluewater 19mm Electronic Deutsch Connector w/5-Wire Pigtal - Nav/Anchor - 4' Lead |  Bluewater 19mm Electronic Deutsch Connector w/5-Wire Pigtal - Nav/Anchor - 1' Lead |  Bluewater 19mm Electronic Deutsch Connector w/4-Wire Pigtal - 4' Lead |
|---|---|---|---|---|---|
| Price | $23.62 | $5.36 | $20.32 | $8.50 | $16.56 |
| Brand | ARCO Marine | Whale Marine | Bluewater | Bluewater | Bluewater |
| Condition | New | New | New | New | New |
| Availability | In Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 0.4 | 0.1 | 0.35 | 0.5 | 0.3 |
| Dimensions | 6 x 4 x 1 | 3 x 2 x 2 | 6 x 5 x 2 | 8 x 4 x 1 | 6 x 5 x 2 |
| SKU | MBK450 | 73123 | 9057-4914-248 | 9057-4914-212 | 9057-4914-148 |
| Country | TAIWAN | UNITED STATES | — | — | — |
| View Item | View Item | View Item | View Item | View Item |
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Price
$23.62