Sierra 18-6283 Outboard Starter Motor for Mercury Marine V6 DFI Engines

The Sierra 18-6283 is a direct-fit replacement outboard starter motor engineered for Mercury Marine V6 DFI and 3.0L V6 outboard engines. Built by Sierra — the world's largest supplier of premium aftermarket marine engine and drive parts — this starter delivers reliable cranking performance in demanding on-water conditions.

Sierra outboard starters are designed with spark and ignition protection to prevent ignition of fuel vapor in the bilge, and are sealed to resist water intrusion and corrosion. This unit is manufactured to meet or exceed OEM specifications, providing a cost-effective alternative to Mercury Marine OEM part 50-8331535.

Key Features:

• Direct replacement for Mercury Marine OEM part number 50-8331535
• Designed with spark/ignition protection for safe bilge environment operation
• Sealed construction to prevent water intrusion and corrosion
• Powder-coated housing for enhanced corrosion resistance
• Tested for U.S. Coast Guard and CE compliance
• Meets UL, SAE, and ISO standards for marine ignition protection
• Sold individually

OEM Interchange: Mercury Marine 50-8331535

UPC: 808282126568

Sierra has over 58 years of history as a leading global manufacturer of aftermarket marine engine and drive parts, making the 18-6283 a trusted choice for boaters seeking quality and reliability without the OEM price tag.