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Engine Kits & Rotating Assemblies

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Results 1 - 25 of 50

S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0700

S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Silver

Part Number: SSY-910-0700

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 4 in. Sidewinder Big Bore Kits 910-0651

Top End Engine Kit, Sidewinder Big Bore, Black Wrinkle Finish, 4 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0651

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0338

ENGINE PERFORMANCE, 124" 4-1/8" BORE, CYLNDR ST 4-1/8" BR 124"

Part Number: SSY-910-0338

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 124 in. Big Bore Kits 910-0625

Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle V111 Cylinder Kits 910-0219

S&S Cycle 84-99 BT 84-99 BT 4 1/8in Bore Cylinder Kit For S&S V111 Engine - Natural

Part Number: SSY-910-0219

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 131 in. Big Bore Kits 910-0763

PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Flywheel Assemblies 320-0417

CRANKSHAFT, FLYWHEEL ASSY W/O SPROCKET SHA

Part Number: SSY-320-0417

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Engine Rotating Kits 320-0449

S&S 106 STROKER KIT 06 DYNA

Part Number: SSY-320-0449

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Flywheel Assemblies 320-0453

S&S 106 STROKER KIT TC88B

Part Number: SSY-320-0453

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Flywheel Assemblies 320-0459

S&S 106 STROKER KIT TC88

Part Number: SSY-320-0459

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0598

CRANKSHAFT, M8 FLYWHEEL 4-1/2" TAPERED

Part Number: SSY-320-0598

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0601

CRANKSHAFT, M8 FLYWHEEL 4-3/8" TAPERED

Part Number: SSY-320-0601

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0603

CRANKSHAFT, M8 FLYWHEEL 4-1/2" FULL

Part Number: SSY-320-0603

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0604

CRANKSHAFT, M8 FLYWHEEL 4-3/8" FULL

Part Number: SSY-320-0604

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0605

CRANKSHAFT, M8 FLYWHEEL 4-5/8" FULL

Part Number: SSY-320-0605

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 124 in. Big Bore Kits 910-0681

Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0681

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 128 in. Big Bore Kits 910-0685

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

Part Number: SSY-910-0685

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 1200cc to 1250cc Hooligan Cylinder Kits 910-0702

S&S Cycle 00-21 Sportster Models 1200cc to 1250cc Hooligan Kit - Silver

Part Number: SSY-910-0702

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 131 in. Big Bore Kits 910-0764

PERFORMANCE, 131" KIT - BLK GRANITE M8

Part Number: SSY-910-0764

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0843

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

Part Number: SSY-910-0843

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0844

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

Part Number: SSY-910-0844

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0845

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

Part Number: SSY-910-0845

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0846

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

Part Number: SSY-910-0846

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0847

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

Part Number: SSY-910-0847

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Shovelhead Cylinder Sets 91-9200

S&S Cycle 66-84 BT w/ S&S 98in Sidewinder Kit 3-5/8in Bore Cylinder Set - Gloss Black

Part Number: SSY-91-9200

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

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