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Top End & Piston 39.48/+0.50 11:1 /YAM Polaris Outlaw 50 Predator 50 2007-2018
Top End & Piston 38.98/STD 11:1 /YAM Polaris Outlaw 50 Predator 50 2007-2018
Top End & Piston 86.95/+0.02 11:1 Polaris Sportsman 850 SP Sportsman Touring 850 SP Scrambler XP 850 Scrambler XP 850 EPS Sportsman Touring 850 EPS Sportsman XP 850 EPS 2012-2018
Top End & Piston 86.94/+0.01 11:1 Polaris Sportsman 850 SP Sportsman Touring 850 SP Scrambler XP 850 Scrambler XP 850 EPS Sportsman Touring 850 EPS Sportsman XP 850 EPS 2012-2018
Top End & Piston 87.93/+1.00 11:1 Polaris Sportsman 850 SP Sportsman Touring 850 SP Scrambler XP 850 Scrambler XP 850 EPS Sportsman Touring 850 EPS Sportsman XP 850 EPS 2012-2018
Top End & Piston 87.43/+0.50 11:1 Polaris Sportsman 850 SP Sportsman Touring 850 SP Scrambler XP 850 Scrambler XP 850 EPS Sportsman Touring 850 EPS Sportsman XP 850 EPS 2012-2018
Top End & Piston 97.57/+1.00 11:1 Polaris Sportsman 550 2010-2013
Top End & Piston 97.07/+0.50 11:1 Polaris Sportsman 550 2010-2013
Top End & Piston 96.57/STD 11:1 Polaris Sportsman 550 2010-2013
PISTON RINGS 57.38MM FOR NAMURA PISTONS ONLY Polaris ACE 150 Ranger 150 2017-2020
Top End & Piston 52.46/+0.50 11:1 Polaris Sportsman 90 Predator 90 2001-2006
Top End & Piston 99.15/STD 11:1 Polaris Outlaw 500 Predator 500 2003-2007
Top End & Piston 93.47/+1.50 11:1 Polaris Big Boss 500 6X6 Xplorer 500 4X4 Scrambler 500 4X4 Ranger 500 2X4 Ranger 500 4X4 Atp 500 Magnum 500 4X4 Magnum 500 2X4 Scrambler 500 2X4 Sportsman 500 4X4 1996-2012
Top End & Piston 92.97/+1.00 11:1 Polaris Big Boss 500 6X6 Xplorer 500 4X4 Scrambler 500 4X4 Ranger 500 2X4 Ranger 500 4X4 Atp 500 Magnum 500 4X4 Magnum 500 2X4 Scrambler 500 2X4 Sportsman 500 4X4 1996-2012
Top End & Piston 92.47/+0.50 11:1 Polaris Big Boss 500 6X6 Xplorer 500 4X4 Scrambler 500 4X4 Ranger 500 2X4 Ranger 500 4X4 Atp 500 Magnum 500 4X4 Magnum 500 2X4 Scrambler 500 2X4 Sportsman 500 4X4 1996-2012
Top End & Piston 91.97/STD 11:1 Polaris Big Boss 500 6X6 Xplorer 500 4X4 Scrambler 500 4X4 Ranger 500 2X4 Ranger 500 4X4 Atp 500 Magnum 500 4X4 Magnum 500 2X4 Scrambler 500 2X4 Sportsman 500 4X4 1996-2012
Top End & Piston TWO STROKE 82.94/STD Polaris Sport 400L 400L 2X4 400L 4X4 Trail Blazer 400 Scrambler 400 2X4 Scrambler 400 4X4 Xplorer 400L Xplorer 400 4X4 1994-2003
Top End & Piston 81.45/+1.50 11:1 Polaris Trail Boss 350L 2X4 Trail Boss 350L 4X4 1990-1993
Top End & Piston 80.95/+1.00 11:1 Polaris Trail Boss 350L 2X4 Trail Boss 350L 4X4 1990-1993
Top End & Piston 73.46/+1.50 11:1 Polaris Big Boss 250 6X6 Trail Boss 250 2X4 Big Boss 250 4X6 Trail Blazer 250 Xplorer 250 4X4 1989-2006
Top End & Piston 72.96/+1.00 11:1 Polaris Big Boss 250 6X6 Trail Boss 250 2X4 Big Boss 250 4X6 Trail Blazer 250 Xplorer 250 4X4 1989-2006
Top End & Piston 72.46/+0.50 11:1 Polaris Big Boss 250 6X6 Trail Boss 250 2X4 Big Boss 250 4X6 Trail Blazer 250 Xplorer 250 4X4 1989-2006
Top End & Piston 46.96/STD 11:1 Yamaha YFM80G Grizzly YFM80R Raptor YFM80 Badger 1985-2008
Top End & Piston HYPERDRYVE 103.97/+1.00 Yamaha YFM700K Kodiak [IRS] YFM700KP Kodiak EPS [IRS] YFM700KPS Kodiak EPS SE [IRS] YXE700 Wolverine YXE700 Wolverine R-Spec YXE700 Wolverine R-Spec EPS YFM700G Grizzly Fi 4WD [IRS] YFM700F Grizzly Fi 4WD EPS [IRS] YFM700F Grizzly Fi 4WD EPS SE [IRS] YXE700 Wolverine R-Spec EPS SE YXE700 Wolverine EPS YFM700F Grizzly Fi 4WD EPS LE [IRS] 2016-2018
Top End & Piston HYPERDRYVE 103.47/+0.50 Yamaha YFM700K Kodiak [IRS] YFM700KP Kodiak EPS [IRS] YFM700KPS Kodiak EPS SE [IRS] YXE700 Wolverine YXE700 Wolverine R-Spec YXE700 Wolverine R-Spec EPS YFM700G Grizzly Fi 4WD [IRS] YFM700F Grizzly Fi 4WD EPS [IRS] YFM700F Grizzly Fi 4WD EPS SE [IRS] YXE700 Wolverine R-Spec EPS SE YXE700 Wolverine EPS YFM700F Grizzly Fi 4WD EPS LE [IRS] 2016-2018
Top End & Piston HYPERDRYVE 102.97/STD Yamaha YFM700K Kodiak [IRS] YFM700KP Kodiak EPS [IRS] YFM700KPS Kodiak EPS SE [IRS] YXE700 Wolverine YXE700 Wolverine R-Spec YXE700 Wolverine R-Spec EPS YFM700G Grizzly Fi 4WD [IRS] YFM700F Grizzly Fi 4WD EPS [IRS] YFM700F Grizzly Fi 4WD EPS SE [IRS] YXE700 Wolverine R-Spec EPS SE YXE700 Wolverine EPS YFM700F Grizzly Fi 4WD EPS LE [IRS] 2016-2018
TOP END REPAIR KIT Yamaha YFM125G Grizzly [SRA] YFA1 Breeze 125 1989-2013
Top End & Piston 49.5/+0.50 11:1 Yamaha YFM125G Grizzly [SRA] YFA1 Breeze 125 1989-2013
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![NAMURA Top End & Piston HYPERDRYVE 102.97/STD Yamaha YFM700K Kodiak [IRS] YFM700KP Kodiak EPS [IRS] YFM700KPS Kodiak EPS SE [IRS] YXE700 Wolverine YXE700 Wolverine R-Spec YXE700 Wolverine R-Spec EPS YFM700G Grizzly Fi 4WD [IRS] YFM700F Grizzly Fi 4WD EPS [IRS] YFM700F Grizzly Fi 4WD EPS SE [IRS] YXE700 Wolverine R-Spec EPS SE YXE700 Wolverine EPS YFM700F Grizzly Fi 4WD EPS LE [IRS] 2016-2018 Yamaha YFM700K Kodiak [IRS] 2016-2018 Yamaha YFM700KP Kodiak EPS [IRS] 2016-2018 Yamaha YFM700KPS Kodiak EPS SE [IRS] 2016-2018 Yamaha YXE700 Wolverine 2016-2018 Yamaha YXE700 Wolverine R-Spec 2016-2017 Yamaha YXE700 Wolverine R-Spec EPS 2016-2018 Yamaha YFM700G Grizzly Fi 4WD [IRS] 2016-2017 Yamaha YFM700F Grizzly Fi 4WD EPS [IRS] 2016-2018 Yamaha YFM700F Grizzly Fi 4WD EPS SE [IRS] 2016-2018 Yamaha YXE700 Wolverine R-Spec EPS SE 2017-2018 Yamaha YXE700 Wolverine EPS 2017-2017 Yamaha YFM700F Grizzly Fi 4WD EPS LE [IRS] 2018-2018. MPN: NA-40025K. SKU: 186-4025.](https://motomacia.com/wp-content/uploads/2025/03/namura_top_end_kit_hyperdryve_10297_std_yam_186_4025_1-1-500x500.jpg)
![NAMURA TOP END REPAIR KIT Yamaha YFM125G Grizzly [SRA] YFA1 Breeze 125 1989-2013 Yamaha YFM125G Grizzly [SRA] 2004-2013 Yamaha YFA1 Breeze 125 1989-2004. MPN: NA-40019-4K. SKU: 186-40194.](https://motomacia.com/wp-content/uploads/2025/03/namura_top_end_repair_kit_186_40194_1-1-500x500.jpg)
![NAMURA Top End & Piston 49.5/+0.50 11:1 Yamaha YFM125G Grizzly [SRA] YFA1 Breeze 125 1989-2013 Yamaha YFM125G Grizzly [SRA] 2004-2013 Yamaha YFA1 Breeze 125 1989-2004. MPN: NA-40019-2K. SKU: 186-40192.](https://motomacia.com/wp-content/uploads/2025/03/namura_top_end_kit_495__050_11_1_yam_186_40192_1-1-500x500.jpg)