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| BBI Part Number | Make | Model | Year | Details | Size | Stock | Supplier | Notes | |||
| 1. Piston Kit | |||||||||||
| W2 8926D200 | YAMAHA | YFM700 | 2016-2018 | YFM700 GRIZZLY | 103.94 (HC 11:1) | NO STOCK | Wossner 81 | 1mm O/S (STD Bore for this eng. is 103mm) | |||
| W2 8926D200 | YAMAHA | YFM700 | 2019-2024 | YFM700 GRIZZLY | 103.94 (HC 11:1) | NO STOCK | Wossner 81 | ||||
| W2 8926D200 | YAMAHA | YFM700 | 2019-2024 | YFM700 KODIAK | 103.94 (HC 11:1) | NO STOCK | Wossner 81 | ||||
| W2 8926D200 | YAMAHA | YXE700 | 2016-2018 | YXE700 WOLVERINE | 103.94 (HC 11:1) | NO STOCK | Wossner 81 | 1mm O/S (STD Bore for this eng. is 103mm) | |||
| W2 8926D200 | YAMAHA | YXM700 | 2014-2024 | YXM700 VIKING | 103.94 (HC 11:1) | NO STOCK | Wossner 81 | ||||
| W2 8926DA | YAMAHA | YFM700 | 2014-2015 | YFM700 GRIZZLY | 101.94 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DA | YAMAHA | YFM700 | 2015-2024 | YFM700R RAPTOR | 101.94 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DA | YAMAHA | YFM700 | 2019-2024 | YFM700 GRIZZLY | 101.94 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DA | YAMAHA | YFM700 | 2019-2024 | YFM700 KODIAK | 101.94 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DA | YAMAHA | YXM700 | 2014-2024 | YXM700 VIKING | 101.94 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DB | YAMAHA | YFM700 | 2014-2015 | YFM700 GRIZZLY | 101.95 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DB | YAMAHA | YFM700 | 2015-2024 | YFM700R RAPTOR | 101.95 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DB | YAMAHA | YFM700 | 2019-2024 | YFM700 GRIZZLY | 101.95 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DB | YAMAHA | YFM700 | 2019-2024 | YFM700 KODIAK | 101.95 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8926DB | YAMAHA | YXM700 | 2014-2024 | YXM700 VIKING | 101.95 (HC 11:1) | IN STOCK | Wossner 81 | ||||
| W2 8933D025 | YAMAHA | TT225 | 1986-1987 | TT225 | HC 70.18mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D025 | YAMAHA | TTR225 | 1999-2004 | TT-R 225 | HC 70.18mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D025 | YAMAHA | TTR230 | 2005-2024 | TT-R 230 | HC 70.18mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D025 | YAMAHA | XT225 | 1992-2000 | XT225 | HC 70.18mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D050 | YAMAHA | TT225 | 1986-1987 | TT225 | HC 70.43mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D050 | YAMAHA | TTR225 | 1999-2004 | TT-R 225 | HC 70.43mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D050 | YAMAHA | TTR230 | 2005-2024 | TT-R 230 | HC 70.43mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D050 | YAMAHA | XT225 | 1992-2000 | XT225 | HC 70.43mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D100 | YAMAHA | TT225 | 1986-1987 | TT225 | HC 70.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D100 | YAMAHA | TTR225 | 1999-2004 | TT-R 225 | HC 70.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D100 | YAMAHA | TTR230 | 2005-2024 | TT-R 230 | HC 70.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933D100 | YAMAHA | XT225 | 1992-2000 | XT225 | HC 70.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933DA | YAMAHA | TT225 | 1986-1987 | TT225 | HC 69.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933DA | YAMAHA | TTR225 | 1999-2004 | TT-R 225 | HC 69.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933DA | YAMAHA | TTR230 | 2005-2024 | TT-R 230 | HC 69.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8933DA | YAMAHA | XT225 | 1992-2000 | XT225 | HC 69.93mm | IN STOCK | Wossner 81 | Hi Comp (10.0:1 Ratio) | |||
| W2 8942DA | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.95mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DA | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.95mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DA | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.95mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DB | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DB | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DB | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.96mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DC | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DC | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8942DC | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.97mm | IN STOCK | Wossner 81 | Forged Piston | |||
| W2 8946DA | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.95mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DA | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.95mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DA | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.95mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DB | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.96mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DB | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.96mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DB | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.96mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DC | YAMAHA | WRF250 | 2018-2019 | WR250 F | 76.97mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DC | YAMAHA | YZF250 | 2016-2018 | YZ250 F | 76.97mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8946DC | YAMAHA | YZFX250 | 2017-2019 | YZ250 FX | 76.97mm (High Comp 14.20:1) | IN STOCK | Wossner 81 | Double Bridge Forging | |||
| W2 8949DA | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.96mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DA | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.96mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DA | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.96mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DB | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.97mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DB | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.97mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DB | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.97mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DC | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.98mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DC | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.98mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8949DC | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.98mm | IN STOCK | Wossner 81 | STD Comp (12.90:1 Ratio) | |||
| W2 8950DA | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.96mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DA | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.96mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DA | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.96mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DB | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.97mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DB | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.97mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DB | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.97mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DC | YAMAHA | WRF450 | 2019-2020 | WR450 F | 96.98mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DC | YAMAHA | YZF450 | 2018-2019 | YZ450 F | 96.98mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8950DC | YAMAHA | YZFX450 | 2019-2020 | YZ450 FX | 96.98mm (High Comp 13.60:1) | IN STOCK | Wossner 81 | 3D Machined, OEM Rings, Forged | |||
| W2 8953D050 | YAMAHA | BW350 | 1987-1988 | BW350 T | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 1987-2004 | YFM350 WARRIOR | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 1999 | YFM350 BIG BEAR | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 2004-2006 | YFM350 BRUIN | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 2004-2013 | YFM350 RAPTOR | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 2006-2009 | YFM350 WOLVERINE | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D050 | YAMAHA | YFM350 | 2007-2014 | YFM350 GRIZZLY | 83.44 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | BW350 | 1987-1988 | BW350 T | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 1987-2004 | YFM350 WARRIOR | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 1999 | YFM350 BIG BEAR | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 2004-2006 | YFM350 BRUIN | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 2004-2013 | YFM350 RAPTOR | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 2006-2009 | YFM350 WOLVERINE | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953D100 | YAMAHA | YFM350 | 2007-2014 | YFM350 GRIZZLY | 83.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | BW350 | 1987-1988 | BW350 T | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 1987-2004 | YFM350 WARRIOR | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 1999 | YFM350 BIG BEAR | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 2004-2006 | YFM350 BRUIN | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 2004-2013 | YFM350 RAPTOR | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 2006-2009 | YFM350 WOLVERINE | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8953DA | YAMAHA | YFM350 | 2007-2014 | YFM350 GRIZZLY | 82.94 | IN STOCK | Wossner 81 | High Compression (12.0:1) | |||
| W2 8957DA | Fantic | XEF250 | 2022 | XEF250 | 76.96mm STD | IN STOCK | Wossner 81 | ||||
| W2 8957DA | Fantic | XXF250 | 2022 | XXF250 | 76.96mm STD | IN STOCK | Wossner 81 | ||||
| W2 8957DA | YAMAHA | WRF250 | 2020-2024 | WR250 F | 76.96mm STD | IN STOCK | Wossner 81 | ||||
| W2 8957DA | YAMAHA | YZF250 | 2019-2024 | YZ250 F | 76.96mm STD | IN STOCK | Wossner 81 | ||||
| W2 8957DA | YAMAHA | YZFX250 | 2020-2024 | YZ250 FX | 76.96mm STD | IN STOCK | Wossner 81 | ||||
| W2 8957DB | Fantic | XEF250 | 2022 | XEF250 | 76.97mm | IN STOCK | Wossner 81 | ||||
| W2 8957DB | Fantic | XXF250 | 2022 | XXF250 | 76.97mm | IN STOCK | Wossner 81 | ||||
| W2 8957DB | YAMAHA | WRF250 | 2020-2024 | WR250 F | 76.97mm | IN STOCK | Wossner 81 | ||||
| W2 8957DB | YAMAHA | YZF250 | 2019-2024 | YZ250 F | 76.97mm | IN STOCK | Wossner 81 | ||||
| W2 8957DB | YAMAHA | YZFX250 | 2020-2024 | YZ250 FX | 76.97mm | IN STOCK | Wossner 81 | ||||
| W2 8963DA | Fantic | XEF250 | 2022 | XEF250 | 76.96 STD | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DA | Fantic | XXF250 | 2022 | XXF250 | 76.96 STD | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DA | YAMAHA | WRF250 | 2020-2024 | WR250 F | 76.96 STD | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DA | YAMAHA | YZF250 | 2019-2024 | YZ250 F | 76.96 STD | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DA | YAMAHA | YZFX250 | 2020-2024 | YZ250 FX | 76.96 STD | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DB | Fantic | XEF250 | 2022 | XEF250 | 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DB | Fantic | XXF250 | 2022 | XXF250 | 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DB | YAMAHA | WRF250 | 2020-2024 | WR250 F | 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DB | YAMAHA | YZF250 | 2019-2024 | YZ250 F | 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8963DB | YAMAHA | YZFX250 | 2020-2024 | YZ250 FX | 76.97 | IN STOCK | Wossner 81 | Hi Comp (14.2:1 Ratio) | |||
| W2 8964DA | Fantic | XEF450 | 2022 | XEF450 | 96.96mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DA | Fantic | XXF450 | 2022 | XXF450 | 96.96mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DA | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.96mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DA | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.96mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DA | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.96mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DB | Fantic | XEF450 | 2022 | XEF450 | 96.97mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DB | Fantic | XXF450 | 2022 | XXF450 | 96.97mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DB | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.97mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DB | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.97mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DB | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.97mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DC | Fantic | XEF450 | 2022 | XEF450 | 96.98mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DC | Fantic | XXF450 | 2022 | XXF450 | 96.98mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DC | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.98mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DC | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.98mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8964DC | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.98mm | IN STOCK | Wossner 81 | 3 Ring Version | |||
| W2 8965DA | Fantic | XEF450 | 2022 | XEF450 | 96.96mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DA | Fantic | XXF450 | 2022 | XXF450 | 96.96mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DA | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.96mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DA | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.96mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DA | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.96mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DB | Fantic | XEF450 | 2022 | XEF450 | 96.97mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DB | Fantic | XXF450 | 2022 | XXF450 | 96.97mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DB | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.97mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DB | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.97mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DB | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.97mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DC | Fantic | XEF450 | 2022 | XEF450 | 96.98mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DC | Fantic | XXF450 | 2022 | XXF450 | 96.98mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DC | YAMAHA | WRF450 | 2021-2023 | WR450 F | 96.98mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DC | YAMAHA | YZF450 | 2020-2022 | YZ450 F | 96.98mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8965DC | YAMAHA | YZFX450 | 2021-2023 | YZ450 FX | 96.98mm | IN STOCK | Wossner 81 | Twin Ring | |||
| W2 8980D100 | YAMAHA | YFM700 | 2014-2015 | YFM700 GRIZZLY | 102.94 | IN STOCK | Wossner 81 | ||||
| W2 8980D100 | YAMAHA | YFM700 | 2015-2024 | YFM700R RAPTOR | 102.94 | IN STOCK | Wossner 81 | ||||
| W2 8980D100 | YAMAHA | YFM700 | 2016-2018 | YFM700 GRIZZLY | 102.94 | IN STOCK | Wossner 81 | STD Bore for this engine | |||
| W2 8980D100 | YAMAHA | YFM700 | 2016-2018 | YFM700 KODIAK | 102.94 | IN STOCK | Wossner 81 | STD Bore for this engine | |||
| W2 8980D100 | YAMAHA | YFM700 | 2019-2024 | YFM700 GRIZZLY | 102.94 | IN STOCK | Wossner 81 | ||||
| W2 8980D100 | YAMAHA | YFM700 | 2019-2024 | YFM700 KODIAK | 102.94 | IN STOCK | Wossner 81 | ||||
| W2 8980D100 | YAMAHA | YXE700 | 2016-2018 | YXE700 WOLVERINE | 102.94 | IN STOCK | Wossner 81 | STD Bore for this engine | |||
| W2 8980D100 | YAMAHA | YXM700 | 2014-2024 | YXM700 VIKING | 102.94 | IN STOCK | Wossner 81 | ||||
| W2 8980DA | YAMAHA | YFM700 | 2014-2015 | YFM700 GRIZZLY | 101.94 | IN STOCK | Wossner 81 | ||||
| W2 8980DA | YAMAHA | YFM700 | 2015-2024 | YFM700R RAPTOR | 101.94 | IN STOCK | Wossner 81 | ||||
| W2 8980DA | YAMAHA | YFM700 | 2019-2024 | YFM700 GRIZZLY | 101.94 | IN STOCK | Wossner 81 | ||||
| W2 8980DA | YAMAHA | YFM700 | 2019-2024 | YFM700 KODIAK | 101.94 | IN STOCK | Wossner 81 | ||||
| W2 8980DA | YAMAHA | YXM700 | 2014-2024 | YXM700 VIKING | 101.94 | IN STOCK | Wossner 81 | ||||
| W2 K4037D100-4 | YAMAHA | XJR1300 | 1998-2016 | XJ-R 1300 | 79.94 STD (11.22:1 Ratio) | IN STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W2 K4037DA-4 | YAMAHA | XJR1300 | 1998-2016 | XJ-R 1300 | 78.94 STD (11:1 Ratio) | IN STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W2 K4048DA-3 | YAMAHA | YXZ1000 | 2016-2024 | YXZ1000 R | 79.95 (HC 13.00:1) | IN STOCK | Wossner 81 | Piston Set ( all Needed Pistons) | |||
| W2 K6003DA-3 | YAMAHA - PWC | 1300 | 2003-2008 | GP 1300 R | 83.88 | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6003DB-3 | YAMAHA - PWC | 1300 | 2003-2008 | GP 1300 R | 83.89 | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6003DC-3 | YAMAHA - PWC | 1300 | 2003-2008 | GP 1300 R | 83.9 | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004D050-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 80.5 | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004D060-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 80.38 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004D100-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 81.00mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004D110-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 80.88 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004DA-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 79.78 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004DA-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 79.78 | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004DB-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 79.79 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004DB-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 79.79 | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004DC-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 79.8 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004DC-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 79.8 | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6004DD-2 | YAMAHA - PWC | 800 | 1998-2005 | GP800R | 79.81 | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6004DD-3 | YAMAHA - PWC | 1200 | 2000-2003 | GP 1200 R | 79.81 | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005D050-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 81.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005D050-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 81.38mm | IN STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005D100-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 81.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005D100-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 81.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005D150-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 82.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005D150-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 82.38mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005D200-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 82.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005D200-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 82.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005D300-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 83.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005D300-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 83.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6005DA-2 | YAMAHA - PWC | 700 | 1994-2011 | Superjet 701 | 80.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6005DA-3 | YAMAHA - PWC | 1100 | 1995-1997 | Wave Runner 1100 | 80.88mm | NO STOCK | Wossner 81 | 3 x Piston Kit | |||
| W2 K6012D050-2 | YAMAHA - PWC | 760 | 1996-1997 | Blaster/Raider/Runner/Venture | 84.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6012D100-2 | YAMAHA - PWC | 760 | 1996-1997 | Blaster/Raider/Runner/Venture | 84.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6012D150-2 | YAMAHA - PWC | 760 | 1996-1997 | Blaster/Raider/Runner/Venture | 85.38mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6012D200-2 | YAMAHA - PWC | 760 | 1996-1997 | Blaster/Raider/Runner/Venture | 85.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6012DA-2 | YAMAHA - PWC | 760 | 1996-1997 | Blaster/Raider/Runner/Venture | 83.88mm | IN STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D050-2 | YAMAHA - PWC | 650 | 1990-1993 | Superjet 650 | 77.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D050-2 | YAMAHA - PWC | 650 | 1990-1996 | Wave Runner III/LX/VXR | 77.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D100-2 | YAMAHA - PWC | 650 | 1990-1993 | Superjet 650 | 77.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D100-2 | YAMAHA - PWC | 650 | 1990-1996 | Wave Runner III/LX/VXR | 77.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D150-2 | YAMAHA - PWC | 650 | 1990-1993 | Superjet 650 | 78.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D150-2 | YAMAHA - PWC | 650 | 1990-1996 | Wave Runner III/LX/VXR | 78.38mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D200-2 | YAMAHA - PWC | 650 | 1990-1993 | Superjet 650 | 78.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016D200-2 | YAMAHA - PWC | 650 | 1990-1996 | Wave Runner III/LX/VXR | 78.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016DA-2 | YAMAHA - PWC | 650 | 1990-1993 | Superjet 650 | 76.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6016DA-2 | YAMAHA - PWC | 650 | 1990-1996 | Wave Runner III/LX/VXR | 76.88mm | NO STOCK | Wossner 81 | 2 x Piston Kit | |||
| W2 K6501DA-4 | YAMAHA - PWC | 1000 | 2003-2007 | RX1 TURBO | 73.95mm | IN STOCK | Wossner 81 | 4 x Piston Kit | |||
| W2 K6502DA-4 | YAMAHA - PWC | 1000 | 2003-2007 | RX1 | 73.95mm | NO STOCK | Wossner 81 | 4 x Piston Kit | |||
| W2 K6505DA-4 | YAMAHA - PWC | 1800 | All | WaveRunner FX SHO 1800J | 85.92mm | NO STOCK | Wossner 81 | 4 x Piston Kit | |||
| W2 K6509DA-4 | YAMAHA - PWC | 1100 | 2005-2013 | VX Sport/Crusier/Delux | 75.90mm | IN STOCK | Wossner 81 | 4 x Piston Kit | |||
Note: Pricing and availability information last updated on Monday 19th October 2026 at 10:01pm.





