Engine Kits & Rotating Assemblies

Repair Kit, Top End, 73.46mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-6K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Repair Kit, Top End, 75.47mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-4K

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Estimated Ship Date: Aug 15, 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: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-6K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-BK1

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Estimated Ship Date: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-CK1

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Estimated Ship Date: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10003K1

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Estimated Ship Date: Aug 15, 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: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026K

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Estimated Ship Date: Aug 15, 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: Aug 15, 2025 if ordered today

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Repair Kit, Top End, 66.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-2K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Repair Kit, Top End, 67.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-6K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Repair Kit, Top End, 68.97mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-2K

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Estimated Ship Date: Aug 15, 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: Aug 15, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-4K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-2K

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Estimated Ship Date: Aug 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30024-BK

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Estimated Ship Date: Aug 14, 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: Aug 14, 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-BKA

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Estimated Ship Date: Aug 14, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

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TOP END REPAIR KIT

Part Number: NTI-NX-40085-BK

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Estimated Ship Date: Aug 14, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40085-CK

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Estimated Ship Date: Aug 14, 2025 if ordered today

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Repair Kit, Top End, 39.460mm Bore, 8.50 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70001K

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Estimated Ship Date: Aug 14, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70002-6CK

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Estimated Ship Date: Aug 14, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70007K

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Estimated Ship Date: Aug 14, 2025 if ordered today

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