Engine Rotating Assemblies & Rebuild Kits

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

Part Number: NTI-NX-20060K

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Estimated Ship Date: Oct 23, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20085-CK

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Estimated Ship Date: Oct 23, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30024-BK1

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Estimated Ship Date: Oct 23, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-2K

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Estimated Ship Date: Oct 23, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-CK

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Estimated Ship Date: Oct 23, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K2

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Estimated Ship Date: Oct 23, 2025 if ordered today

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STD BORE KIT

Part Number: CLW-10004-K01

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Cylinder Kit, Forged Aluminum, Standard Bore, for use on Honda®, Set

Part Number: CLW-10005-K01

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Cylinder Kit, Aluminum, 45.00mm Bore, KTM, Set

Part Number: CLW-50005

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Top End Engine Kits CYL WORKS BIG BORE KIT POLARIS CYL WORKS BIG BORE KIT POLARIS RZR 800

Part Number: CLW-61002-K01

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Kawasaki, 8.80 to 1 Compression Ratio, Front, Kit

Part Number: CLW-30007-K01

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Kawasaki, 8.80 to 1 Compression Ratio, Rear, Kit

Part Number: CLW-30008-K01

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, KTM, 250 XC, 250 XC-W, Kit

Part Number: HRI-CBK0011

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Estimated Ship Date: Oct 14, 2025 if ordered today

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0012

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Estimated Ship Date: Oct 14, 2025 if ordered today

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BOTTOM END KIT

Part Number: HRI-CBK0013

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Estimated Ship Date: Oct 14, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00116

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Estimated Ship Date: Oct 14, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00122

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Estimated Ship Date: Oct 14, 2025 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-HR00124

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Estimated Ship Date: Oct 14, 2025 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-CBK0078

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YZ250F, Kit

Part Number: HRI-CBK0087

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Estimated Ship Date: Oct 14, 2025 if ordered today

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0097

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM700, YFM700R, Kit

Part Number: HRI-CBK0114

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Polaris, 800, Kit

Part Number: HRI-CBK0123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 14, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF250R, Kit

Part Number: HRI-CBK0128

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, Kit

Part Number: HRI-CBK0129

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Estimated Ship Date: Oct 14, 2025 if ordered today

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