Engine Rotating Assemblies & Rebuild Kits

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 2, 2026 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 98mm Bore, Suzuki, ATV, Kit

Part Number: CLW-41002-K01

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Cylinder Kit, Forged Aluminum, Standard Bore, Yamaha, YFM700R, Set

Part Number: CLW-20004-K01

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Repair Kit, Top End, 81.96mm Bore, 9.00 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit

Part Number: NTI-NA-30010K

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

Part Number: NTI-NA-20005-2K

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Repair Kit, Top End, 74.450mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-2K

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Estimated Ship Date: Mar 3, 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 3, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-6K

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Repair Kit, Top End, 53.960mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-CK

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Repair Kit, Top End, 78.71mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-1K

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Repair Kit, Top End, 5.-950mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-BK1

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-2K

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Repair Kit, Top End, 54.000mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20000K

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Estimated Ship Date: Mar 3, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20060-BK

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Estimated Ship Date: Mar 3, 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 3, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Polaris, Kit

Part Number: HRI-CBK0224

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Estimated Ship Date: Tomorrow if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00106

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BOTTOM END KIT Polaris

Part Number: HRI-HR00107

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Rebuild Kit, Complete Bottom End, Suzuki, RM250, Kit

Part Number: HRI-CBK0026

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

Part Number: HRI-CBK0043

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Rebuild Kit, Complete Bottom End, Yamaha, Kit

Part Number: HRI-CBK0129

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

Part Number: HRI-CBK0131

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Rebuild Kit, Complete Bottom End, Stroker Crank, Yamaha, Kit

Part Number: HRI-CBK0150

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0190

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

Part Number: HRI-CBK0194

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