Wiseco 2 Stroke & 4 Stroke Pistons

Lightweight forging for instant throttle response and maximum torque. Compter engineered piston skirt profiles provide minimal cylinder wall friction. Anti-detonation grooves and new ring land diameter eliminates ring blow-by while maximizing engine performance. Piston kit includes pistons, rings, wristpins, and circlips.

Model/Year
Year
Wiseco #
Part #
Honda
XR50
88-03
4798M03900
CRF50
04-09
4798M03900
CR80
86-02
643M04700
CR85
03-06
833M04750
CR125
92-03
676M05400
CR125
2004
840M05400
CR125
05-06
859M05400
CRF150R
07-09
4915M06600
CRF230F
03-09
4816M06550
CR250 97-01
97-01
702M06640
CR250 02-04
02-04
801M06640
CR250 05-07
05-07
860M06640
CRF250R (12.9:1)
04-07
4829M07800 (12.9:1)
CRF250R
08-09
4949M07800(13.1:1)
CRF250X
04-09
4829M07800 (12.9:1)
CRF450R/X
02-03
4753M09600 (11.5:1)
CRF450R/X
02-08
4820M09600 (12:1)
CRF450R
2009
4978M09600 (12.1)
CR500
90-02
636M08900
Kawasaki
KX60
83-04
648M04300
KX65
00-09
752M04450
KX80
88-00
646M04800
KX85
01-09
782M04850
KX100
95-09
651M05250
KLX110
02-09
4875M05350 (11:1)
KX125
99-00
741M05400
KX125
01-02
783M05400
KX125
2003
822M05400
KX125
04-05
834M05400
KX250
92-01
617M06640
KX250
02-04
799M06640
KX250
05-08
843M06640
KX250F
04-09
4842M07700
KX450F
06-08
4900M09600
KX450F
2009
4980M09600
KX500
88-05
575M08600
Suzuki
RM60
2003
648M04300
RM65
03-06
752M04450
RM80
91-01
645M04750
RM85
02-09
806M04800
DRZ110
04-05
4875M05350
RM125
00-03
754M05400
RM125
04-09
836M05400
RM250
89-95
642M06700
RM250
1998
723M06640
RM250
00-02
756M06640
RM250
03-07
823M06640
RMZ250 (Standard)
04-06
4842M07700
RMZ250
07-09
4921M07700
RMZ450 (Standard)
05-07
4869M09550
RMZ450
08-09
4953M09600
Yamaha
YZ80
93-01
671M04600
YZ85
02-09
805M04750
YZ125
98-01
726M05400
YZ125
02-04
797M05400
YZ125
05-09
845M05400
TTR-125 (11:1)
00-06
4752M05400
YZ250
99-01
742M06640
YZ250
02-09
804M06640
YZ250F
01-04
4872M07700
YZ250F
05-07
4882M07700
YZ250F
08-09
4952M07700
YZ450F
03-09
4785M09500

Revised 4/20/09-112