Engine Rotating Assemblies & Rebuild Kits

Namura Powersports Piston and Ring Kits 185-F4032

TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40032K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2010-2017 CRF250R - 422-11007K

Cylinder Kit, Forged Aluminum, 3.20mm Oversize Bore, for use on Honda®, Set

Part Number: CLW-11007-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2016-2018 350 SX-F, 350 XC-F, FC350 - 422-51007K

Top End Engine Kit, CYL WORKS BIG BORE KIT HUSQVAR

Part Number: CLW-51007-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Cylinders 422-40001

Cylinder Kit, Aluminum, 90.00mm Bore, Arctic Cat, Kawasaki, Suzuki, Set

Part Number: CLW-40001

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits 422-40001K

Cylinder Kit, Forged Aluminum, Standard Bore, Arctic Cat, Kawasaki, Suzuki, Set

Part Number: CLW-40001-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits for 2007-2009 CRF150R, CRF150R EXPERT - 422-10004K

STD BORE KIT

Part Number: CLW-10004-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - 422-10005KH

STD BORE KIT HI COMP

Part Number: CLW-10005-K01HC

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-4K

Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1993-2008 TRX300EX SPORTRAX, 2009 TRX300X - NA-10005-2K

Repair Kit, Top End, 74.45mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10005-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-40010K

Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1990-1993 TRAIL BOSS 350L 4X4, TRAIL BOSS 350L 2X4, 1993 BIG BOSS 350L 6X6 - NA-50001-6K

Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits 422-20104K2

Top End Engine Kits CYL WORKS STD BORE KIT YAMAHA CYL WORKS STD BORE KIT YAMAHA 700 GRIZZLY/VIKING '14-15

Part Number: CLW-20104-K02

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2015-2018 YFM700 RAPTOR, YFM700R RAPTOR, YFM700R RAPTOR SE - 422-21004K2

Top End Engine Kits RAPTOR +3MM BIG BORE KIT RAPTOR +3MM BIG BORE KIT

Part Number: CLW-21004-K02

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits NA-50000-4K

Repair Kit, Top End, 72.96mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1995-2013 KX100, 2003 RM100 - NX-20010K

Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20010K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits for 2012-2023 CRF150R, CRF150R EXPERT - 422-10004K2

STD BORE KIT

Part Number: CLW-10004-K02

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Powersports Top End Engine Kits NA-50025-4K

TOP END REPAIR KIT

Part Number: NTI-NA-50025-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1993-2003 KX250 - NX-20025K

Repair Kit, Top End, 66.350mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Hot Rods Complete Bottom End Rebuild Kits for 2007-2016 CRF150R, CRF150R EXPERT - CBK0111

Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0111

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

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Estimated Ship Date: Sep 16, 2025 if ordered today

Cylinder Works Standard Bore Cylinder Kits for 2016-2018 WR450F, YZ450FX, 2014-2017 YZ450F - 422-20005K2

CYL WORKS STD BORE KIT YZ450F

Part Number: CLW-20005-K02

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2007-2015 WR450F, 2006-2009 YZ450F - 422-21003K

Big Bore Cylinder Kit, Forged Piston, 98mm Bore, Yamaha, Motorcycle, Kit

Part Number: CLW-21003-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Powersports Top End Engine Kits NA-10001-1K

TOP END REPAIR KIT

Part Number: NTI-NA-10001-1K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2004-2007 TRX400FA FOURTRAX RANCHER AT, TRX400FGA FOURTRAX RANCHER AT GPSCAPE - NA-10040K

Repair Kit, Top End, 84.97mm Bore, for use on Honda®, Kit

Part Number: NTI-NA-10040K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1985-2003 KX60 - NX-20060K

Repair Kit, Top End, 42.950mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20060K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2000 RM250 - NX-30024K1

Repair Kit, Top End, 66.35mm Bore, 8.60 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30024K1

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Estimated Ship Date: Sep 25, 2025 if ordered today