Proven dependability makes ARCO the trusted source for OEM quality or better alternators, inboard starters, outboard starters and tilt/trim motors. Nearly 60 Year ago, ARCO set the gold standard for marine engine parts. We test and retest every unit manufactured beyond normal operating conditions. That's how we know we deliver the highest quality, most reliable parts available. ARCO began with a superior commitment to dependable starting and charging products. We then developed the best technical support available in the industry. ARCO ensures the highest quality by following five key principles.

Arco Marine MBK450 Attributes

• Starter Type: Gear Reduction
• Head Type: Hex Head
• Color: Bronze
• Quantity: Set Of 2

Arco Marine MBK450 Features & Benefits

• Mounting Bolt Kit For Gear Reduction Starters
• Kit Will Fit All Delco Gear Reduction Starters With Staggered Bolt Mounting Pattern
• Designed For Performance And Durability
• Easy To Install
• Limited 1 Year Warranty

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