ARCO NEW OEM Premium Replacement Outboard Starter Fits: Yamaha 1994 - 1999 75 HP, 1991 - 1996 85 HP, 1984 - UP 90 HP, 9-tooth drive gear. Replaces Part Numbers Hitachi S114-263B Yamaha 688-81800-10 Yamaha 688-81800-11 Yamaha 688-81800-12