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HARLEY-DAVIDSON FLHR ROAD KING Engine Kits & Rotating Assemblies

Individual Parts

Part Groups

Results 1 - 25 of 129

S&S Cycle 98 in. Big Bore Kits 910-0481

S&S 98 BIG BORE KIT BLK

Part Number: SSY-910-0481

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

S&S Cycle 107 in. Big Bore Kits 910-0500

Big Bore Kit, 107 in., Drop-In, 3.937 in. Bore, Wrinkle Black Cylinders with Highlighted Fins, Harley-Davidson®, Kit

Part Number: SSY-910-0500

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0740

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

Part Number: SSY-910-0740

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 131 in. Big Bore Kits 910-0763

PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

S&S Cycle M8 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: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

S&S Cycle 80 in. Stock Bore Cylinder Kits 91-7213

S&S Cylinder 84-99 BT w/Super Stock Cylinder Heads 80in 3 1/2in Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7213

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 131 in. Big Bore Kits 910-0762A

2017+ M8 Models 4.250in Bore 4-5/8in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Part Number: SSY-910-0762A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle T124 Cylinder Kits 910-0226

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-910-0226

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle Twin Cam Cylinders 910-0565

1999+ BT 4.425in Bore Cylinder Set - Wrinkle Black

Part Number: SSY-910-0565

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle T117 Cylinder Kits 910-0227

S&S Cycle 99-06 BT 4 1/8in Bore Cylinder & Pistons Kit For Early Production S&S T117 Engine - WBlack

Part Number: SSY-910-0227

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle 96 in. Sidewinder Big Bore Stroker Kits 91-7661

S&S Cycle 84-99 BT 96in Sidewinder Big Bore Stroker Kit - Wrinkle Black

Part Number: SSY-91-7661

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle 117 in. Big Bore Kits 910-0321

07-17 BT 117in Low Compression 4-1/8in Big Bore Kit - Silver

Part Number: SSY-910-0321

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0682A

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

Part Number: SSY-910-0682A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle 124 in. Power Packages with Gear Drive Cam 310-1053A

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

Part Number: SSY-310-1053A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle 106 in. Big Bore Hot Set-Up Kits 900-0355

2007+ BT 106in Big Bore Hot Set Up Kit w/o Cylinder Heads

Part Number: SSY-900-0355

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle 129 in. Power Packages with Chain Drive Cam 310-1223

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

Part Number: SSY-310-1223

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 131 in. Big Bore Kits 910-0763A

2007+ BT 4.250in Bore 4.840in - Wrinkle Black w/o Highlight

Part Number: SSY-910-0763A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 High Compression 132/136 in. Big Bore Kits 910-1009A

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

Part Number: SSY-910-1009A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 High Compression 132/136 in. Big Bore Kits 910-0909A

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

Part Number: SSY-910-0909A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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