product Yamaha Crankcase Screw (Models G16-G29/Drive)Item # 7839 This Yamaha OEM replacement part has been developed to meet or even exceed the manufacturer's original equipment specifications.Specifications: Straight Screw PlugFits 1996-2016 Yamaha G16-G29/DriveReplaces OEM Numbers: 90340-12097-00 Find A Dealer