Arco Starting & Charging MBK450 Starter Mounting Bolt Kit

The Arco Starting & Charging MBK450 is a specialty mounting bolt kit designed for marine starter installation and replacement applications. This kit provides the necessary hardware when upgrading from a standard 10MT starter to a modern gear reduction starter with a staggered bolt mounting pattern.

Key Features:

• Includes 2 long mounting bolts with 3/8"-16 N.C. (National Coarse) threads
• Designed specifically for ARCO 30470 gear reduction starters
• Compatible with all Delco gear reduction starters featuring staggered bolt mounting patterns
• Required hardware when converting from 10MT starters to gear reduction starters
• Ensures proper mounting and alignment during starter installation

Compatibility Note: This mounting bolt kit is designed for non-metric engines only and will not fit metric engines or standard 10MT starters. The extended length bolts accommodate the different mounting requirements of gear reduction starters compared to traditional starter designs.

This kit is essential for marine mechanics and boat owners performing starter upgrades, ensuring secure installation and reliable starting system performance.