Engine Rotating Assemblies & Rebuild Kits

Namura Powersports Top End Engine Kits NX-40009-CK

TOP END REPAIR KIT

Part Number: NTI-NX-40009-CK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Powersports Top End Engine Kits NX-40025-BK

TOP END REPAIR KIT

Part Number: NTI-NX-40025-BK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2001 YZ250 - NX-40025-CK

Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2002-2022 YZ250, 2022 YZ250 MONSTER ENERGY YAMAHA RACING EDITION, 2017-2022 YZ250X - NX-40025-CKA

Repair Kit, Top End, 66.370mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CKA

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 1999-2001 YZ250 - NX-40025K

Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025K

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Technologies Top-End Repair Kits for 2002-2022 YZ250, 2022 YZ250 MONSTER ENERGY YAMAHA RACING EDITION, 2017-2022 YZ250X - NX-40025KA

Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025KA

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Powersports Top End Engine Kits NX-40026-CK

TOP END REPAIR KIT

Part Number: NTI-NX-40026-CK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Powersports Piston and Ring Kits NX-40085-BK

TOP END REPAIR KIT

Part Number: NTI-NX-40085-BK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Powersports Top End Engine Kits NX-70001-BK

TOP END REPAIR KIT

Part Number: NTI-NX-70001-BK

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Namura Technologies Top-End Repair Kits NX-70001K

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

Part Number: NTI-NX-70001K

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today