Engine Kits & Rotating Assemblies

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

Not Yet Reviewed

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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