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