Engine Rotating Assemblies & Rebuild Kits

Repair Kit, Top End, 84.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012-BK

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Repair Kit, Top End, 101.970mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40019-4K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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TOP END KIT HYPERDRYVE 102.97/STD YAM

Part Number: NTI-NA-40025K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40080-2K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40080K

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Repair Kit, Top End, 80.95mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-4K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Repair Kit, Top End, 83.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-4K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Repair Kit, Top End, 74.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-2K

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Repair Kit, Top End, 75.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003K

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Repair Kit, Top End, 92.47mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-2K

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Estimated Ship Date: Oct 29, 2025 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-CBK0075

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM350 Raptor, YFM350X Warrior, Kit

Part Number: HRI-CBK0082

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450R, Kit

Part Number: HRI-CBK0086

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YZ125, Kit

Part Number: HRI-CBK0090

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Gasket Kit BOTTOM END KIT BOTTOM END KIT

Part Number: HRI-CBK0092

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFZ450, Kit

Part Number: HRI-CBK0098

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450X, Kit

Part Number: HRI-CBK0105

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFZ450, Kit

Part Number: HRI-CBK0109

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YZ450F, Kit

Part Number: HRI-CBK0110

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Estimated Ship Date: Oct 20, 2025 if ordered today

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

Part Number: HRI-CBK0111

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Suzuki, LT-R450 QuadRacer, Kit

Part Number: HRI-CBK0112

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM700, YXR700F, Kit

Part Number: HRI-CBK0115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

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