Quicksilver 50-863007A-1 Starter Assembly - MW
Quicksilver 50-863007A-1 Starter Assembly for Mercury - Mercruiser Engines
The Quicksilver Starter Assembly 50-863007A-1 delivers dependable cranking power for Mercury-Mercruiser marine engines. This bottom mount starter features an 11-tooth pinion with an offset bolt pattern, fitting 1983 and newer GM V-6 and V-8 engines plus 1999 and newer MCM 3.0L models. Marine-grade construction includes heavy-duty water-resistant seals and corrosion-resistant materials built to handle harsh saltwater conditions. It serves as a direct OEM-equivalent replacement for multiple manufacturer parts including Mallory, OMC, Sierra, and Volvo Penta starters. When voltage drops below 9.5 volts or starting issues occur, this assembly provides the reliable performance needed to get your engine running.
Features
- 11-tooth pinion with offset bolt pattern for bottom mount
- OEM-equivalent starter assembly
- Marine-grade construction for durability and performance
Mercury offers a range of its MerCruiser Quicksilver starters that provide top performance expected from this leading brand. Below is a quick reference guide:
Fits
- 1983 & Newer GM V-6 & V-8 engines
- 1999 & Newer MCM 3.0L
Replaces
- Mallory - 9-15900
- OMC - 3860566, 3855177
- Sierra - 18-5913, 18-6275
- Volvo Penta - 3860764
WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov

