Engine Kits & Rotating Assemblies

TOP END REPAIR KIT

Part Number: NTI-NX-70002-6BK

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Estimated Ship Date: Oct 27, 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: Oct 27, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40009-BK

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Repair Kit, Top End, 47.500mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40008-2K

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Estimated Ship Date: Oct 27, 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: Oct 27, 2025 if ordered today

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Repair Kit, Top End, 46.940mm Bore, 8.20 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70004K

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Estimated Ship Date: Oct 27, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50024K

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Estimated Ship Date: Oct 27, 2025 if ordered today

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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: Oct 27, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3949

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Estimated Ship Date: Oct 23, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3960

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Estimated Ship Date: Oct 23, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3963

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Estimated Ship Date: Oct 23, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3978

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Estimated Ship Date: Oct 23, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-4293

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Repair Kit, Top End, 78.96mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-2K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 79.21mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-3K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-6K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 53.940mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000K1

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Estimated Ship Date: Oct 28, 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: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 46.960mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10080-CK1

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 46.940mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10080K1

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 47.44mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10081K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20010-CK

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Estimated Ship Date: Oct 28, 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: Oct 28, 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: Oct 28, 2025 if ordered today

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Repair Kit, Top End, 68.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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