2020 Engine Kits & Rotating Assemblies

2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0846A

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Estimated Ship Date: Apr 15, 2026 if ordered today

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COMPETITION ASSEMBLY FORD 5.0L COYOTE

Part Number: ESP-145073700

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Estimated Ship Date: May 4, 2026 if ordered today

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COMPETITION ASSEMBLY FORD 5.0L COYOTE

Part Number: ESP-145173700

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Estimated Ship Date: May 4, 2026 if ordered today

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Rotating Assembly, Callies Compstar Gen 3 Hemi 424 Rotating assembly

Part Number: CPI-50006

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Estimated Ship Date: Jun 10, 2026 if ordered today

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Rotating Assembly, Callies Compstar Gen 3 Hemi 420 Rotating assembly

Part Number: CPI-50001

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Estimated Ship Date: Jun 10, 2026 if ordered today

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Rotating Assembly, Callies Compstar Chevrolet LTX 416 Rotating assembly

Part Number: CPI-40006

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Estimated Ship Date: Jun 10, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22860B

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012K

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051-2K

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-20014-CK

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-4K

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Estimated Ship Date: Apr 20, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40009-BK

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50014-4K

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Estimated Ship Date: Apr 20, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10090K

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Estimated Ship Date: Apr 20, 2026 if ordered today

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PISTON, 2011-2026

Part Number: MOP-68090673AA

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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S&S Cycle 2017+ M8 128in CI Oil Cooled Power Pack w/ Chrome Pushrod Tubes w/ Highlight Black Granite

Part Number: SSY-310-1110A

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Estimated Ship Date: Apr 13, 2026 if ordered today

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S&S Cycle 2017+ M8 Models 128in Power Pack w/ Chrome Pushrod Tubes - Granite Blk w/ Highlight

Part Number: SSY-310-1109B

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Estimated Ship Date: Apr 13, 2026 if ordered today

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S&S Cycle 86-21 Sportster Models High Compression 1250cc Conversion Kit - Wrinkle Black

Part Number: SSY-910-0692

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Estimated Ship Date: Apr 13, 2026 if ordered today

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S&S Cycle 2017+ M8 4.250in Bore 550C Cam w/ Chrome Pushrods Power Pack - Black Granite w/ Highlight

Part Number: SSY-310-1107B

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Estimated Ship Date: Apr 13, 2026 if ordered today

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ENGINE PERFORMANCE, 17-18 M8 MODELS, BIG BORE CYLINDER SET BLK

Part Number: SSY-910-0682

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Estimated Ship Date: Apr 13, 2026 if ordered today

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S&S Cycle 2017 M8 Models 124in CI Oil Cooled w/ Black Pushrod Tubes & Highlighted Fins

Part Number: SSY-310-1058A

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Estimated Ship Date: Apr 13, 2026 if ordered today

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2017 M8 Models 4.250 Bore w/o Highlight Big Bore Cylinder Set

Part Number: SSY-910-0683A

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Estimated Ship Date: Apr 13, 2026 if ordered today

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CRANKSHAFT, M8 FLYWHEEL 4-5/8" FULL

Part Number: SSY-320-0605

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Estimated Ship Date: Apr 13, 2026 if ordered today

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2017+ M8 Models 4.250in Bore 4.375in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0681A

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Estimated Ship Date: Apr 13, 2026 if ordered today

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S&S Cycle 2017+ M8 129in Power Pack w/ Black Pushrod Tubes & Cam Chain Tensioners - Blk w/ Highlight

Part Number: SSY-310-1225

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Estimated Ship Date: Apr 13, 2026 if ordered today

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