Engine Rotating Assemblies & Rebuild Kits

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-4K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50070K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080K1

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Estimated Ship Date: Jul 30, 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: Jul 30, 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: Jul 30, 2025 if ordered today

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Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Suzuki, Set

Part Number: CLW-41004-K02

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Estimated Ship Date: Jul 30, 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: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 78.46mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012K

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Repair Kit, Top End, 86.48mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-20003K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-CK

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Estimated Ship Date: Jul 30, 2025 if ordered today

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88CC BIG BORE PISTON KIT

Part Number: BRM-411-HXR-5411

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Estimated Ship Date: Jul 30, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00122

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Estimated Ship Date: Jul 21, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00123

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Estimated Ship Date: Jul 21, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00109

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Estimated Ship Date: Jul 21, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00111

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Estimated Ship Date: Jul 21, 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: Jul 21, 2025 if ordered today

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0012

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Estimated Ship Date: Jul 21, 2025 if ordered today

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BOTTOM END KIT

Part Number: HRI-CBK0013

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Estimated Ship Date: Jul 21, 2025 if ordered today

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

Part Number: HRI-CBK0016

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, KX85, Kit

Part Number: HRI-CBK0029

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFZ 350 Banshee, Kit

Part Number: HRI-CBK0039

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Estimated Ship Date: Jul 21, 2025 if ordered today

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

Part Number: HRI-CBK0043

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Estimated Ship Date: Jul 21, 2025 if ordered today

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HOT ROD COMPLETE BTM KAW KX250

Part Number: HRI-CBK0055

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Estimated Ship Date: Jul 21, 2025 if ordered today

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