Engine Rotating Assemblies & Rebuild Kits

Repair Kit, Top End, 47.44mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10081K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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STANDARD BORE KIT

Part Number: CLW-10007-K02

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Estimated Ship Date: Mar 20, 2026 if ordered today

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PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

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Estimated Ship Date: Mar 19, 2026 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: Mar 23, 2026 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, for use on Honda®, 10.00 to 1 Compression Ratio, Kit

Part Number: CLW-10009-K01

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 89.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Top End Engine Kit, Sidewinder Big Bore, Black Wrinkle Finish, 4 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0651

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-2K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Repair Kit, Top End, 68.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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BIG BORE KIT

Part Number: CLW-11004-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0080

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 80mm Bore, Kawasaki, Suzuki, Motorcycle, Kit

Part Number: CLW-31001-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10046K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFS200 Blaster, Kit

Part Number: HRI-CBK0041

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

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Estimated Ship Date: Mar 19, 2026 if ordered today

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

Part Number: NTI-NX-70001K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, Suzuki, Kit

Part Number: HRI-CBK0048

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Estimated Ship Date: Mar 11, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10025-2K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-HR00124

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Estimated Ship Date: Mar 11, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20080-CK1

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Estimated Ship Date: Mar 23, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-CK

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Standard Bore Cylinder Kit, Forged Piston, 77mm Bore, Kawasaki, Motorcycle, Kit

Part Number: CLW-30004-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Cylinder Kit, Forged Aluminum, Standard Bore, Arctic Cat, Kawasaki, Suzuki, Set

Part Number: CLW-40001-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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