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Wiseco or Wossner forged 66mm stock bore piston
Precision-engineered for optimum fitment and lift
enhancing your bike to a thrilling 289cc performance level that pushes the limits of what your dirt bike can achieve
} Works on all Yamaha Raptor Rhino and Grizzly 700 models and years
TRX400EX 400EX 400X XR400 87mm Big Bore Cylinder JE Piston & Gaskets Rebuild Kit HS-12100N Wiseco or Wossner forged 66mm1043 2, M2002, M2003, M2001,4606M08700,12100 KCY 670, 4606M08500, C7826, 71016 4, 12191 KCY 673, 30 33750, 13011 KCY 670, 90601 KA5 000, 13103 KCY 670, 13111 KCY 670, 12251 HN1 003, 12209 KL4 005, C7825, 808894, 822278, 4040, 4606M08700, C7826, H0402027S, 4606M08800, 4667M08900, 808829, M2033, 8604DA Complete Honda TRX 400EX, XR400R, TRX400X 87mm 416cc Big Bore Top End Rebuild Kit with a Forged JE Piston & COMETIC Top End Gasket Kit! Honda TRX400EX,