Yamaha - Apron - 688-42771-00-4D Yamaha Lower Unit Assemblies - Prop Shafts - and Transmission Components Prevents Costly Engine Damage –

Prevents Costly Engine Damage – Detects knock early

it neatly retracts out of the way

But even the best props start to show their miles

A1: It is used as a single-engine key switch assembly for custom Yamaha single-engine installations

When it comes to trim and tilt reliability

Yamaha - Apron - 688-42771-00-4D Yamaha Lower Unit Assemblies - Prop Shafts - and Transmission Components Prevents Costly Engine Damage –This product has been superseded by: 688 42771 01 8D 688 42771 00 4D APRONWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.