Engine Kits & Rotating Assemblies

Repair Kit, Top End, 86.73mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-1K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 86.98mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-2K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-1K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 76.45mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-2K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 76.95mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-4K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT

Part Number: NTI-NA-20005-4K1

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Estimated Ship Date: Sep 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20036-4K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-BK

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-CK

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-80002K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-80005K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10025-2K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10026K1

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Estimated Ship Date: Sep 22, 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 22, 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 22, 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 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40025-BK

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Estimated Ship Date: Sep 22, 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 22, 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 22, 2025 if ordered today

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Repair Kit, Top End, 84.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-6K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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

Part Number: NTI-NA-50003-6K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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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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Estimated Ship Date: Sep 22, 2025 if ordered today

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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: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 92.97mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-4K

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Estimated Ship Date: Sep 22, 2025 if ordered today

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