2024 Engine Kits & Rotating Assemblies

PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

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Estimated Ship Date: Mar 24, 2026 if ordered today

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CRANKSHAFT, M8 FLYWHEEL 4-3/8" FULL

Part Number: SSY-320-0604

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Estimated Ship Date: Mar 24, 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: Mar 24, 2026 if ordered today

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CRANKSHAFT, M8 FLYWHEEL 4-1/2" TAPERED

Part Number: SSY-320-0598

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Estimated Ship Date: Mar 24, 2026 if ordered today

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CRANKSHAFT, M8 FLYWHEEL 4-3/8" TAPERED

Part Number: SSY-320-0601

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Estimated Ship Date: Mar 24, 2026 if ordered today

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CRANKSHAFT, M8 FLYWHEEL 4-1/2" FULL

Part Number: SSY-320-0603

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Highlighted Cylinders

Part Number: SSY-910-0843A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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S&S Cycle 2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Non-Highlighted Cylinders

Part Number: SSY-910-0844

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Non-Highlighted Cylinders

Part Number: SSY-910-0844A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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S&S Cycle 2017+ M8 Models 4.5in Stroke 132in Big Bore Kit

Part Number: SSY-910-0845

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 4.5in Stroke 132in Big Bore Kit

Part Number: SSY-910-0845A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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

Part Number: SSY-910-0846

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Estimated Ship Date: Mar 24, 2026 if ordered today

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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: Mar 24, 2026 if ordered today

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S&S Cycle 2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0847

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Estimated Ship Date: Mar 24, 2026 if ordered today

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

Part Number: SSY-910-0847A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Part Number: SSY-910-0848A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0849A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0850A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit +8.5cc Dome (Blk w/ Fins) - 4.320in Bore

Part Number: SSY-910-0909A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Model 132in/136in Big Bore Cylinder Kit +8.5cc Dome (Blk w/o Fins) - 4.320in Bore

Part Number: SSY-910-0910A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cyl Kit +8.5cc Dome (Blk Gran w/ Fins) - 4.320in Bore

Part Number: SSY-910-0911A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk w/ Highlighted Fins) - 4.320in Bore

Part Number: SSY-910-1008A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk w/o Highlighted Fin) - 4.320in Bore

Part Number: SSY-910-1009A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk Granite w/ Fins) - 4.320in Bore

Part Number: SSY-910-1010A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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2017+ M8 4.2520in Bore x 4.5in Stroke 117 to 128 Big Bore Kit

Part Number: SSY-910-0733A

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Estimated Ship Date: Mar 24, 2026 if ordered today

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