Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 676-11635-60 0.25 Viewer:869 OEM No. : 676-11635-60-0.25 For YAMAHA Outboard 40 HP You May Also Be Interested In Piston Ring 6S1-11603-00-00 STD Piston Kit 6H4-11636-01 0.50 Shim 12-8M0050436/8M0050436 Oil Seal, DD-Type 93106-09014-00