Engine Rotating Assemblies & Rebuild Kits

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: Sep 2, 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: Sep 2, 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: Sep 2, 2025 if ordered today

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Repair Kit, Top End, 101.970mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012K

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013-BK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013-CK

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015K

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Estimated Ship Date: Sep 2, 2025 if ordered today

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TOP END KIT HYPERDRYVE 102.97/STD YAM

Part Number: NTI-NA-40025K

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40080K

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Cylinder Kit, Aluminum, 96.00mm Bore, for use on Honda®, Set

Part Number: CLW-10005

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Estimated Ship Date: Sep 2, 2025 if ordered today

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Cylinder Kit, Aluminum, 90.00mm Bore, Arctic Cat, Kawasaki, Suzuki, Set

Part Number: CLW-40001

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Estimated Ship Date: Sep 2, 2025 if ordered today

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Cylinder Kit, Forged Piston, 4.00mm Oversize Bore, KTM, 12.80 to 1 Compression Ratio, Kit

Part Number: CLW-50002-K01

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Estimated Ship Date: Sep 2, 2025 if ordered today

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Top End Engine Kits CYL WORKS BIG BORE KIT POLARIS CYL WORKS BIG BORE KIT POLARIS RZR 800

Part Number: CLW-61002-K01

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Estimated Ship Date: Sep 2, 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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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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TOP END REPAIR KIT

Part Number: NTI-NA-10008-4K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-6K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10014-6K

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TOP END REPAIR KIT

Part Number: NTI-NA-10027-4K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-20003-2K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-20003-4K

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

Part Number: NTI-NA-20005-4K1

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Repair Kit, Top End, 67.47mm Bore, 8.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20036-2K

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Estimated Ship Date: Sep 2, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20036-4K

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20040-2K

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Estimated Ship Date: Sep 2, 2025 if ordered today

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