Engine Kits & Rotating Assemblies

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

Part Number: NTI-NA-40004K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40008-4K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 84.420mm Bore, 9.10 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40008K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-2K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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

Part Number: NTI-NA-50001-6K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-4K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50070K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 76.950mm Bore, 13.50 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20031K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-CK

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Estimated Ship Date: Sep 18, 2025 if ordered today

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

Part Number: HRI-CBK0045

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Estimated Ship Date: Sep 9, 2025 if ordered today

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PISTON KIT - 195CC BORE KIT

Part Number: BRM-411-HCF-1911

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Estimated Ship Date: Sep 18, 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: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CK

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 66.370mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CKA

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029-BK3

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Estimated Ship Date: Sep 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K2

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Estimated Ship Date: Sep 18, 2025 if ordered today

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

Part Number: NTI-NX-20025K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-20031-BK1

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Estimated Ship Date: Sep 18, 2025 if ordered today

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

Part Number: NTI-NA-10003-4K

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Estimated Ship Date: Sep 18, 2025 if ordered today

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