This is OVERSEE brand NEW aftermarket Piston Ring Set for YAMAHA Outboard models 40HP, C40HP 2 strokes engines

Replace YAMAHA Outboard part number: 6F5-11610-21 (+50)  (IMPT: Check OEM part number before purchase!!!)

Fit YAMAHA Outboard Models:

40

40JWH(CHN)

E40GMH

K40 (???????)

K40JMH