$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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Engine Rotating Assemblies & Rebuild Kits

Individual Parts

Results 1976 - 2000 of 2000 +

TOP END REPAIR KIT

Part Number: NTI-NX-40085-CK

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Estimated Ship Date: Jan 14, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70000-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70001-BK

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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: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TOP END REPAIR KIT

Part Number: NTI-NX-70005-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70007-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70020K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029-BK3

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TOP END REPAIR KIT

Part Number: NTI-NX-70047K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TOP END REPAIR KIT

Part Number: NTI-NX-70050-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K2

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TOP END REPAIR KIT

Part Number: NTI-NX-90000K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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ProX Engine Kit Plrs. Sptsmn800HO '08-09

Part Number: PXR-10-EK5805-A

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

ProX Engine Kit Plrs. RZR 800 '11-14

Part Number: PXR-10-EK5805-A1

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

ProX Engine Kit Plrs. RZR 800 '11-14

Part Number: PXR-10-EK5805-B1

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

ProX Engine Kit Plrs. RZR800 '08-10

Part Number: PXR-10-EK5806-A

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Estimated Ship Date: Jan 14, 2026 if ordered today

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ProX Engine Kit Plrs. Sptsmn 800 '11-14

Part Number: PXR-10-EK5806-A1

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

S&S Cycle 2017+ M8 Models 4.250in Bore Unhoned Front Cylinder - Black Granite w/ Highlight

Part Number: SSY-910-0740

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Flywheel, 07-17 TWIN CAM 06 DYNA, FLYWHEELS ASSEMBLY A MOTOR

Part Number: SSY-320-0351

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

VERTEX PISTON KIT

Part Number: VPX-23965A

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

VERTEX PISTON KT HC FORGED

Part Number: VPX-24028A

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

VERTEX PISTON KIT

Part Number: VPX-24259050

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

VERTEX PISTON KIT-FORGED

Part Number: VPX-24265B

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00035

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

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