Engine Kits & Rotating Assemblies

Repair Kit, Top End, 44.450mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20065K

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Estimated Ship Date: Jan 6, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20060-BK

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Estimated Ship Date: Jan 5, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40008K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Repair Kit, Top End, 82.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005K

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Estimated Ship Date: Today

Repair Kit, Top End, 83.500mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006-2K

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Estimated Ship Date: Today

Repair Kit, Top End, 5.-950mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-BK1

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Estimated Ship Date: Today

Repair Kit, Top End, 91.96mm Bore, 9.20 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008K

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Estimated Ship Date: Today

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-6K

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Estimated Ship Date: Today

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-2K

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Estimated Ship Date: Today

TOP END REPAIR KIT

Part Number: NTI-NA-10040-4K

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Estimated Ship Date: Today

Repair Kit, Top End, 67.35mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025-4K

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Estimated Ship Date: Today

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

Part Number: NTI-NA-20005-2K

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Estimated Ship Date: Today

TOP END REPAIR KIT

Part Number: NTI-NA-10090-2K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3960

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Estimated Ship Date: Jan 5, 2026 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3963

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Estimated Ship Date: Jan 5, 2026 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3978

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Estimated Ship Date: Jan 5, 2026 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-4293

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Estimated Ship Date: Jan 5, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10025K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Repair Kit, Top End, 53.940mm Bore, 10.80 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40001K

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Estimated Ship Date: Jan 12, 2026 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: Jan 12, 2026 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3949

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20040-2K

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Estimated Ship Date: Jan 12, 2026 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: Jan 12, 2026 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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Estimated Ship Date: Jan 12, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-BK1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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