Engine Kits & Rotating Assemblies

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10070-8K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10080-BK1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NX-20000-BK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NX-20000-CK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 52.510mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20010-BK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20010K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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

Part Number: NTI-NX-20013K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 91.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-6K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 66.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002-4K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 65.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 66.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-2K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 66.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-4K

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Repair Kit, Top End, 67.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-6K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015-6K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 69.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-4K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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TOP END KIT 66.97/+1.00 11:1 SUZ

Part Number: NTI-NA-30006-4K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-4K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-6K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-BK

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Estimated Ship Date: Dec 2, 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: Dec 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 47.950mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085-BK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 47.950mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085-CK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Repair Kit, Top End, 53.950mm Bore, 10.80 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40001-BK

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Estimated Ship Date: Dec 2, 2025 if ordered today

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