Description This is a new 2 Cyl. 9.9-15 HP Yamaha Crankshaft O.E. - 63V-11400-00-00, 63V-11400-01-00 FITMENTS: Yamaha 2 Cyl 2.205 Bore 15 1996-2009 Yamaha 2 Cyl 2.205 Bore 9.9 1996-2009