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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
Wiseco’s forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
CP or JE forged big bore pistons**
and maximize engine longevity for aggressive dune riding
FITS ALL YFZ450R/X MODELS - ALL 06-09 YZ450F MODELS
steel retainers
Polaris RZR RS1 Cylinder Kibblewhite Valve Spring Kit Wiseco Top End Rebuild Kit WR400F Wiseco’s forged 4-stroke pistons arePolaris RZR RS1 Cylinder Kibblewhite Valve Spring Kit Wiseco Top End Rebuild Kit Polaris RZR RS1 Cylinder Kibblewhite Valve Spring Kit Wiseco Top End Rebuild Kit 82 83950, 82 83220, 82 82550, C3563, C3546, 3022594, 2205244, 71048, 71048 8, 82 82362, 82 82612, 82 82616, 3022134, 3022415, 60003, 3222196, 2205244, 3023156, 810969, 3022594, 3022523,2204949, 2205245, 5253037, 2205244, 2204948, 3022567, 5813737, 5814793, 3022413, 2205244, 3022413, 2204949,
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