Engine Kits & Rotating Assemblies

ENGINE PERFORMANCE, M8 MODELS W/114", 128" BIG BORE KIT M8 BLK

Part Number: SSY-910-0685

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Estimated Ship Date: Aug 18, 2025 if ordered today

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S&S Cycle 86-19 Sportster Models 883 to 1200cc Conversion Kit - Wrinkle Black

Part Number: SSY-910-0687

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Estimated Ship Date: Aug 18, 2025 if ordered today

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

Part Number: SSY-910-0690

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Estimated Ship Date: Aug 18, 2025 if ordered today

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S&S Cycle 86-03 Sportster Models 1200cc Cylinder and Piston Kit - Wrinkle Black

Part Number: SSY-910-0696

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Estimated Ship Date: Aug 18, 2025 if ordered today

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128" BIG BORE KIT M8 BLK

Part Number: SSY-910-0733

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Estimated Ship Date: Aug 18, 2025 if ordered today

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PERFORMANCE, 131" KIT - HIGHLIGHTED FINS M8

Part Number: SSY-910-0762

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Estimated Ship Date: Aug 18, 2025 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: Aug 18, 2025 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: Aug 18, 2025 if ordered today

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PERFORMANCE, 131" KIT - BLK GRANITE M8

Part Number: SSY-910-0764

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Estimated Ship Date: Aug 18, 2025 if ordered today

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

Part Number: SSY-910-0843

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Engine Rotating Assembly, Cast Steel Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-92302

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94055-40

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