Shop by Brand Yamaha OutboardSpacer Back Spacer 663-45997-01-94 Viewer:1279 OEM No.: 663-45997-01-94 Similar Number: YAMAHA No.: 99999-01015-00 For YAMAHA outboard Engine You May Also Be Interested In Spacer 670-45997-00/670-45997-02-00 Spacer 688-45997-00-00/688-45997-01-00 Piston Ring 676-11610-20 0.50 Gasket, Cylinder Head 11141-94300-000