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| BBI Part Number | Make | Model | Year | Details | Size | Stock | Supplier | Notes | |||
| 1. Piston Kit | |||||||||||
| W4 8679D050 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 82.43 | IN STOCK | Wossner 81 | High Comp 11.43:1 | |||
| W4 8679D100 | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 82.93 | IN STOCK | Wossner 81 | High Comp 11.55:1 | |||
| W4 8679D100 | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 82.93 | IN STOCK | Wossner 81 | High Comp 11.55:1 | |||
| W4 8679D100 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 82.93 | IN STOCK | Wossner 81 | High Comp 11.55:1 | |||
| W4 8679D150 | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 83.43 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8679D150 | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 83.43 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8679D150 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 83.43 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8679D200 | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 83.93 | IN STOCK | Wossner 81 | High Comp 11.81:1 | |||
| W4 8679D200 | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 83.93 | IN STOCK | Wossner 81 | High Comp 11.81:1 | |||
| W4 8679D200 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 83.93 | IN STOCK | Wossner 81 | High Comp 11.81:1 | |||
| W4 8679D300 | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 84.93 | NO STOCK | Wossner 81 | High Comp 12.07:1 | |||
| W4 8679D300 | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 84.93 | NO STOCK | Wossner 81 | High Comp 12.07:1 | |||
| W4 8679D300 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 84.93 | NO STOCK | Wossner 81 | High Comp 12.07:1 | |||
| W4 8679DA | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 81.93 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8679DA | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 81.93 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8679DA | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 81.93 | IN STOCK | Wossner 81 | High Comp 11.30:1 | |||
| W4 8686DA | KAWASAKI | KXF250 | 2006-2009 | KX250 F | HC 76.96 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8686DB | KAWASAKI | KXF250 | 2006-2009 | KX250 F | HC 76.97 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8686DC | KAWASAKI | KXF250 | 2006-2009 | KX250 F | HC 76.98 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8709DA | KAWASAKI | KFX450 | 2008-2014 | KFX450R (2 RING) | 95.96 (HC 14.0:1) | IN STOCK | Wossner 81 | ||||
| W4 8709DB | KAWASAKI | KFX450 | 2008-2014 | KFX450R (2 RING) | 95.97 (HC 14.0:1) | IN STOCK | Wossner 81 | ||||
| W4 8709DC | KAWASAKI | KFX450 | 2008-2014 | KFX450R (2 RING) | 95.98 (HC 14.0:1) | IN STOCK | Wossner 81 | ||||
| W4 8738DA | KAWASAKI | KXF450 | 2009-2012 | KX450 F | 95.96 | IN STOCK | Wossner 81 | ||||
| W4 8738DB | KAWASAKI | KXF450 | 2009-2012 | KX450 F | 95.97 | IN STOCK | Wossner 81 | ||||
| W4 8738DC | KAWASAKI | KXF450 | 2009-2012 | KX450 F | 95.98 | IN STOCK | Wossner 81 | ||||
| W4 8769DA | KAWASAKI | KXF450 | 2009-2012 | KX450 F | HC 95.96 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8769DB | KAWASAKI | KXF450 | 2009-2012 | KX450 F | HC 95.97 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8773D200 | KAWASAKI | KFX450 | 2008-2014 | KFX450R | 97.96 | IN STOCK | Wossner 81 | NLA - LAST ONES | |||
| W4 8773D400 | KAWASAKI | KFX450 | 2008-2014 | KFX450R | 99.96 | IN STOCK | Wossner 81 | ||||
| W4 8773DA | KAWASAKI | KFX450 | 2008-2014 | KFX450R | 95.96 | IN STOCK | Wossner 81 | ||||
| W4 8773DB | KAWASAKI | KFX450 | 2008-2014 | KFX450R | 95.97 | IN STOCK | Wossner 81 | ||||
| W4 8773DC | KAWASAKI | KFX450 | 2008-2014 | KFX450R | 95.98 | IN STOCK | Wossner 81 | ||||
| W4 8777DA | KAWASAKI | KXF250 | 2010 | KX250 F | 76.96 | IN STOCK | Wossner 81 | ||||
| W4 8777DB | KAWASAKI | KXF250 | 2010 | KX250 F | 76.97 | IN STOCK | Wossner 81 | ||||
| W4 8777DC | KAWASAKI | KXF250 | 2010 | KX250 F | 76.98 | IN STOCK | Wossner 81 | ||||
| W4 8778DA | KAWASAKI | KXF250 | 2010 | KX250 F | HC 76.96 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8778DB | KAWASAKI | KXF250 | 2010 | KX250 F | HC 76.97 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8778DC | KAWASAKI | KXF250 | 2010 | KX250 F | HC 76.98 | IN STOCK | Wossner 81 | Hi Comp (13.9:1 Ratio) | |||
| W4 8814DA | KAWASAKI | KXF250 | 2011-2014 | KX250 F | 76.96 STD | IN STOCK | Wossner 81 | ||||
| W4 8814DB | KAWASAKI | KXF250 | 2011-2014 | KX250 F | 76.97 | IN STOCK | Wossner 81 | ||||
| W4 8814DC | KAWASAKI | KXF250 | 2011-2014 | KX250 F | 76.98 | IN STOCK | Wossner 81 | ||||
| W4 8816DA | KAWASAKI | KXF250 | 2011-2014 | KX250 F | HC 76.96 | NO STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W4 8816DB | KAWASAKI | KXF250 | 2011-2014 | KX250 F | HC 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W4 8816DC | KAWASAKI | KXF250 | 2011-2014 | KX250 F | HC 76.98 | NO STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W4 8890DA | KAWASAKI | KXF450 | 2013-2014 | KX450 F | 95.96 | IN STOCK | Wossner 81 | ||||
| W4 8890DB | KAWASAKI | KXF450 | 2013-2014 | KX450 F | 95.97 | IN STOCK | Wossner 81 | ||||
| W4 8890DC | KAWASAKI | KXF450 | 2013-2014 | KX450 F | 95.98 | IN STOCK | Wossner 81 | ||||
| W4 8891DA | KAWASAKI | KXF450 | 2013-2014 | KX450 F | HC 95.96 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8891DB | KAWASAKI | KXF450 | 2013-2014 | KX450 F | HC 95.97 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8891DC | KAWASAKI | KXF450 | 2013-2014 | KX450 F | HC 95.98 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8908DA | KAWASAKI | KXF450 | 2013-2014 | KX450 F GP RACER | 95.96 (HC 14.0:1) | IN STOCK | Wossner 81 | NLA - LAST ONES | |||
| W4 8920DA | KAWASAKI | KXF450 | 2015 | KX450 F | 95.98mm | IN STOCK | Wossner 81 | STD Comp 12.80:1 | |||
| W4 8920DB | KAWASAKI | KXF450 | 2015 | KX450 F | 95.99mm | IN STOCK | Wossner 81 | STD Comp 12.80:1 | |||
| W4 8921DA | KAWASAKI | KXF250 | 2015-2016 | KX250 F | 76.95mm | IN STOCK | Wossner 81 | STD Comp 13.80:1 | |||
| W4 8921DB | KAWASAKI | KXF250 | 2015-2016 | KX250 F | 76.96mm | IN STOCK | Wossner 81 | STD Comp 13.80:1 | |||
| W4 8921DC | KAWASAKI | KXF250 | 2015-2016 | KX250 F | 76.97mm | IN STOCK | Wossner 81 | STD Comp 13.80:1 | |||
| W4 8922DA | KAWASAKI | KXF250 | 2015-2016 | KX250 F | HC 76.95mm | IN STOCK | Wossner 81 | High Comp (14.50:1) | |||
| W4 8922DB | KAWASAKI | KXF250 | 2015-2016 | KX250 F | HC 76.96mm | IN STOCK | Wossner 81 | High Comp (14.50:1) | |||
| W4 8922DC | KAWASAKI | KXF250 | 2015-2016 | KX250 F | HC 76.97mm | NO STOCK | Wossner 81 | High Comp (14.50:1) | |||
| W4 8931DA | KAWASAKI | KXF450 | 2016-2018 | KX450 F | 95.95mm (STD Comp 12.80:1) | NO STOCK | Wossner 81 | Forged Piston | |||
| W4 8931DB | KAWASAKI | KXF450 | 2016-2018 | KX450 F | 95.96mm (STD Comp 12.80:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8931DC | KAWASAKI | KXF450 | 2016-2018 | KX450 F | 95.97mm (STD Comp 12.80:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8932DA | KAWASAKI | KXF250 | 2017-2019 | KX250 F | 76.96mm (STD Comp 14.00:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8932DB | KAWASAKI | KXF250 | 2017-2019 | KX250 F | 76.97mm (STD Comp 14.00:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8932DC | KAWASAKI | KXF250 | 2017-2019 | KX250 F | 76.98mm (STD Comp 14.00:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8934D025 | KAWASAKI | KLX250 | 2006-2019 | KLX 250 | 72.19mm (11.50:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8934D050 | KAWASAKI | KLX250 | 2006-2019 | KLX 250 | 72.44mm (11.50:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8934D100 | KAWASAKI | KLX250 | 2006-2019 | KLX 250 | 72.94mm (11.50:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8934DA | KAWASAKI | KLX250 | 2006-2019 | KLX 250 | 71.94mm (11.50:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8935DA | KAWASAKI | KXF250 | 2017-2019 | KX250 F | HC 76.97mm | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8935DB | KAWASAKI | KXF250 | 2017-2019 | KX250 F | HC 76.98mm | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8935DC | KAWASAKI | KXF250 | 2017-2019 | KX250 F | HC 76.99mm | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8939DA | KAWASAKI | KXF450 | 2016-2018 | KX450 F | HC 95.95mm | IN STOCK | Wossner 81 | Hi Comp (14.5:1 Ratio) | |||
| W4 8939DB | KAWASAKI | KXF450 | 2016-2018 | KX450 F | HC 95.96mm | IN STOCK | Wossner 81 | Hi Comp (14.5:1 Ratio) | |||
| W4 8939DC | KAWASAKI | KXF450 | 2016-2018 | KX450 F | HC 95.97mm | IN STOCK | Wossner 81 | Hi Comp (14.5:1 Ratio) | |||
| W4 8947D300 | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 84.93mm (10.67:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8947D300 | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 84.93mm (10.67:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8947D300 | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 84.93mm (10.67:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8947DA | KAWASAKI | KFX700 | 2004-2011 | KFX700 | 81.93mm (10.0:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8947DA | KAWASAKI | KVF700 | 2004-2006 | KVF700 PRAIRIE | 81.93mm (10.0:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8947DA | SUZUKI | LTV700 | 2004-2005 | LT-V 700 F TWIN PEAKS | 81.93mm (10.0:1) | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8955DA | KAWASAKI | KXF450 | 2015 | KX450 F | HC 95.98mm | IN STOCK | Wossner 81 | High Comp (13.80:1 Ratio) | |||
| W4 8955DB | KAWASAKI | KXF450 | 2015 | KX450 F | HC 95.99mm | IN STOCK | Wossner 81 | High Comp (13.80:1 Ratio) | |||
| W4 8955DC | KAWASAKI | KXF450 | 2015 | KX450 F | HC 96.00mm | IN STOCK | Wossner 81 | High Comp (13.80:1 Ratio) | |||
| W4 8958DA | KAWASAKI | KXF450 | 2019-2023 | KX450 F | 95.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8958DA | KAWASAKI | KXX450 | 2021-2023 | KX450 X | 95.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8958DB | KAWASAKI | KXF450 | 2019-2023 | KX450 F | 95.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8958DB | KAWASAKI | KXX450 | 2021-2023 | KX450 X | 95.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8958DC | KAWASAKI | KXF450 | 2019-2023 | KX450 F | 95.98mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8958DC | KAWASAKI | KXX450 | 2021-2023 | KX450 X | 95.98mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8962DA | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.95mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8962DA | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.95mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8962DB | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.96mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8962DB | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.97mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8962DC | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.97mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8962DC | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.96mm | IN STOCK | Wossner 81 | Hi Comp (13.2:1 Ratio) | |||
| W4 8966DA | KAWASAKI | KXF250 | 2020 | KX250 F | 77.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8966DB | KAWASAKI | KXF250 | 2020 | KX250 F | 77.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8966DC | KAWASAKI | KXF250 | 2020 | KX250 F | 77.98mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W4 8970DA | KAWASAKI | KVF1000 | 2020 | KVF1000 Teryx | 91.95mm (12.5:1) | NO STOCK | Wossner 81 | High Comp 12.50:1 | |||
| W4 8982DA | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.96 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8982DA | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.96 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8982DB | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.97 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8982DB | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.97 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8982DC | KAWASAKI | KXF450 | 2019-2023 | KX450 F | HC 95.98 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8982DC | KAWASAKI | KXX450 | 2021-2023 | KX450 X | HC 95.98 | IN STOCK | Wossner 81 | Hi Comp (13.5:1 Ratio) | |||
| W4 8989DA | KAWASAKI | KXF250 | 2021-2022 | KX250 F | 77.96 | IN STOCK | Wossner 81 | ||||
| W4 8989DA | KAWASAKI | KXX250 | 2021-2022 | KX250 X | 77.96 | IN STOCK | Wossner 81 | ||||
| W4 8989DB | KAWASAKI | KXF250 | 2021-2022 | KX250 F | 77.97 | IN STOCK | Wossner 81 | ||||
| W4 8989DB | KAWASAKI | KXX250 | 2021-2022 | KX250 X | 77.97 | IN STOCK | Wossner 81 | ||||
| W4 8989DC | KAWASAKI | KXF250 | 2021-2022 | KX250 F | 77.98 | IN STOCK | Wossner 81 | ||||
| W4 8989DC | KAWASAKI | KXX250 | 2021-2022 | KX250 X | 77.98 | IN STOCK | Wossner 81 | ||||
| W4 8994DA | KAWASAKI | KXF250 | 2021-2022 | KX250 F | HC 77.96 | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8994DA | KAWASAKI | KXX250 | 2021-2022 | KX250 X | HC 77.96 | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8994DB | KAWASAKI | KXF250 | 2021-2022 | KX250 F | HC 77.97 | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 8994DB | KAWASAKI | KXX250 | 2021-2022 | KX250 X | HC 77.97 | IN STOCK | Wossner 81 | High Comp (14.5:1 Ratio) | |||
| W4 K4002DA-4 | KAWASAKI | ZX10 | 2011-2024 | ZX10R Turbo | 75.95mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K4010D250-2 | KAWASAKI | GPZ750 | 1982-1985 | GPZ 750 | 68.44mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K4010D300-2 | KAWASAKI | GPZ750 | 1982-1985 | GPZ 750 | 68.94mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K4020D600-4 | KAWASAKI | KZ1000 | 1977-1980 | KZ1000 | 71.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4020D600-4 | KAWASAKI | KZ900 | 1976-1977 | KZ900 | 71.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4020D600-4 | KAWASAKI | Z1 | 1973-1975 | Z1 (A&B) | 71.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4020D600-4 | KAWASAKI | Z1 | 1977-1980 | Z1-R | 71.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4021D1700-4 | KAWASAKI | KZ1000 | 1977-1980 | KZ1000 | 82.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4021D1700-4 | KAWASAKI | KZ900 | 1976-1977 | KZ900 | 82.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4021D1700-4 | KAWASAKI | Z1 | 1973-1975 | Z1 (A&B) | 82.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4021D1700-4 | KAWASAKI | Z1 | 1977-1980 | Z1-R | 82.94mm | NO STOCK | Wossner 81 | ||||
| W4 K4049DA-2 | KAWASAKI | KRT800 | 2014-2022 | KRT800 TERYX | 84.94mm (11.5:1) | IN STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K4073D200-4 | KAWASAKI | ZX1400 | 2006-2014 | ZX14 Turbo | 69.94mm (10.00:1 Ratio) | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K4073DA-4 | KAWASAKI | ZX1400 | 2006-2014 | ZX14 Turbo | 67.94mm (10.00:1 Ratio) | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6006D050-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 80.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D100-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 80.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D150-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 81.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D200-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 81.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D300-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 82.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D500-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 84.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006D550-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 85.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6006DA-2 | KAWASAKI - PWC | 750 | 1995-1996 | JS 750 | 79.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D050-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 80.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D050-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 80.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D100-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 80.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D100-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 80.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D150-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 81.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D150-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 81.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D200-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 81.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D200-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 81.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D300-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 82.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D300-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 82.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D350-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 83.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D350-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 83.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D400-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 83.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D400-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 83.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007D450-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 84.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007D450-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 84.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6007DA-2 | KAWASAKI - PWC | 750 | 1995-2002 | JS750 ZXi / Sxi | 79.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6007DA-3 | KAWASAKI - PWC | 1100 | 1996-2003 | 1100ZXi / 1100STX DI | 79.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6009D050-3 | KAWASAKI - PWC | 900 | 1995-2006 | JS 900 | 73.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6009D100-3 | KAWASAKI - PWC | 900 | 1995-2006 | JS 900 | 73.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6009D150-3 | KAWASAKI - PWC | 900 | 1995-2006 | JS 900 | 74.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6009DA-3 | KAWASAKI - PWC | 900 | 1995-2006 | JS 900 | 72.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6010D050-2 | KAWASAKI - PWC | 800 | 2003-2011 | 800 SX-R | 82.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6010D096-2 | KAWASAKI - PWC | 800 | 2003-2011 | 800 SX-R | 82.84mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6010DA-2 | KAWASAKI - PWC | 800 | 2003-2011 | 800 SX-R | 81.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6013D050-3 | KAWASAKI - PWC | 1200 | 1999-2005 | ULTRA 150 (1200cc) | 80.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6013D100-3 | KAWASAKI - PWC | 1200 | 1999-2005 | ULTRA 150 (1200cc) | 80.88mm | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6013DA-3 | KAWASAKI - PWC | 1200 | 1999-2005 | ULTRA 150 (1200cc) | 79.88mm | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W4 K6014D050-2 | KAWASAKI - PWC | 550 | 1992-1995 | SX 550 | 75.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6014D100-2 | KAWASAKI - PWC | 550 | 1992-1995 | SX 550 | 75.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6014D150-2 | KAWASAKI - PWC | 550 | 1992-1995 | SX 550 | 76.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6014D200-2 | KAWASAKI - PWC | 550 | 1992-1995 | SX 550 | 76.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6014DA-2 | KAWASAKI - PWC | 550 | 1992-1995 | SX 550 | 74.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6015D050-2 | KAWASAKI - PWC | 550 | 1982-1991 | SX 550 / JS 550 | 75.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6015D100-2 | KAWASAKI - PWC | 550 | 1982-1991 | SX 550 / JS 550 | 75.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6015D150-2 | KAWASAKI - PWC | 550 | 1982-1991 | SX 550 / JS 550 | 76.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6015D200-2 | KAWASAKI - PWC | 550 | 1982-1991 | SX 550 / JS 550 | 76.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6015DA-2 | KAWASAKI - PWC | 550 | 1982-1991 | SX 550 / JS 550 | 74.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6025D050-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 68.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6025D100-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 68.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6025D150-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 69.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6026D300-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 70.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6026D350-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 71.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6026D400-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 71.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6026D450-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 72.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6026D500-2 | KAWASAKI - PWC | 440 | 1976-1992 | JS440 | 72.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W4 K6029D050-2 | KAWASAKI | SC650 | 1991-1995 | SC650 | 76.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D050-2 | KAWASAKI | SX650 | 1987-1993 | SX650 | 76.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D050-2 | KAWASAKI - PWC | 650 | 1989-1996 | TS650 | 76.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D100-2 | KAWASAKI | SC650 | 1991-1995 | SC650 | 76.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D100-2 | KAWASAKI | SX650 | 1987-1993 | SX650 | 76.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D100-2 | KAWASAKI - PWC | 650 | 1989-1996 | TS650 | 76.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI | SC650 | 1991-1995 | SC650 | 77.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI | SC650 | 1991-1995 | SC650 | 77.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI | SX650 | 1987-1993 | SX650 | 77.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI | SX650 | 1987-1993 | SX650 | 77.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI - PWC | 650 | 1989-1996 | TS650 | 77.38mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029D150-2 | KAWASAKI - PWC | 650 | 1989-1996 | TS650 | 77.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029DA-2 | KAWASAKI | SC650 | 1991-1995 | SC650 | 75.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029DA-2 | KAWASAKI | SX650 | 1987-1993 | SX650 | 75.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6029DA-2 | KAWASAKI - PWC | 650 | 1989-1996 | TS650 | 75.88mm | NO STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W4 K6506DA-4 | KAWASAKI - PWC | 1500 | 2009-2010 | ULTRA 260 X / LX | 82.93mm | IN STOCK | Wossner 81 | 4 x Piston Kits | |||
Note: Pricing and availability information last updated on Thursday 29th January 2026 at 6:01am.





