Description

Sierramarine I/O Starter – Marine Boat Replacement Part is organized for ignition & electrical engine parts shoppers who need a clear, professional marine parts buying experience.

Permanent Magnet Gear Reduction; 4.909:1 Gear Reduction Ratio; 153 Or 168 Tooth Flywheels; For Use With 1983+ GM V-6 And V-8 Engines/ 1999+ MCM 3.0 Liter Engines

Fitment & Product Details

• Brand / Manufacturer: Sierramarine, Sierra
• Year found: 1983, 1999

• Search-optimized by brand, system, part type, and fitment cues.
• Verify compatibility with your original part number, engine model, and application before ordering.
• Built for boat owners, e-commerce shoppers, and professional marine service teams.