Engine Kits & Rotating Assemblies

Repair Kit, Top End, 83.000mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 95.500mm Bore, 8.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40007-2K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 84.920mm Bore, 9.10 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40008-2K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40008-4K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 84.420mm Bore, 9.10 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40008K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 100.670mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-4K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 84.950mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-2K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 85.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-4K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22481CD

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Estimated Ship Date: Jul 28, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926B

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Estimated Ship Date: Jul 28, 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: Jul 23, 2025 if ordered today

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CASE-GEAR REDUCTION

Part Number: PWD-555721

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Estimated Ship Date: Sep 29, 2025 if ordered today

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PISTON KIT - 195CC BORE KIT

Part Number: BRM-411-HCF-1911

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Estimated Ship Date: Jul 25, 2025 if ordered today

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Repair Kit, Top End, 86.48mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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88CC BIG BORE PISTON KIT

Part Number: BRM-411-HXR-5411

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Estimated Ship Date: Jul 28, 2025 if ordered today

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BORE KIT - 88CC

Part Number: BRM-411-HXR-7001

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 84.96mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20075K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 84.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-2K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-4K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-23548A

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Estimated Ship Date: Jul 14, 2025 if ordered today

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FORGED BIG BORE KIT 79.97

Part Number: VPX-23653B

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Estimated Ship Date: Jul 14, 2025 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24024A

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Estimated Ship Date: Jul 14, 2025 if ordered today

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