Yamaha 30 kW (40 hp) 1999 Starter Motor 12V 1.1 kW 9-Tooth Pinion 6E5-81800-12

Replacement 12 V starter motor (OEM PN 6E5-81800-12) for Yamaha 30 kW (40 hp) 4-stroke outboards from 1999. Rated at 1.1 kW with a 9-tooth pinion, compatible with Hitachi-style systems and multiple OEM and aftermarket part numbers.

• Voltage: 12 V; Power: 1.1 kW; Pinion teeth: 9.
• Yamaha part numbers: 6E58180010, 6E5818001000, 6E58180011, 6E5818001100, 6E58180012, 6E5818001200, 6N7818000100, 6N7818001000.
• Interchange / aftermarket: Hitachi S114323 (S114323A/B/C/CN), Lucas LRS01469, Remy RS41143, WAI 10860 / 10860N, Prestolite 20513554TBA, Cargo 111766, Elstock 252407, DRI 600202112.
• Compatibility: Designed for Yamaha 1999 30 kW (40 hp) outboards (OEM 6E5-81800-12). May fit select Yamaha 115 and 130 models and other 40–130 hp 4-stroke outboards using Hitachi-style starters. Confirm fit by checking part numbers, pinion count, mounting bolt pattern, and electrical plug before ordering.
• Replaces: API MARINE MOT5003, MOT5003N; ARCO MARINE 3426; ARROWHEAD SHI0031 (OEM).
• Fitment note: 9-tooth pinion; verify pinion count, mounting, and electrical plug prior to purchase.
• Supplied: Starter motor assembly only. Professional fitting recommended for correct installation and alignment.

If unsure about fitment, match the part numbers above to your outboard or consult a marine technician.