1999 S&S Cycle Engine Kits & Rotating Assemblies

S&S 98 BIG BORE KIT BLK

Part Number: SSY-910-0481

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

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

Part Number: SSY-910-0179

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SSY-910-0687

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Flywheel, 99-06 TWIN CAM (EXC 06 DYNA), FLYWHEELS ASSEMBLY A MOTOR

Part Number: SSY-320-0403

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Free Shipping
• Special Order

CRANKSHAFT, FLYWHEEL ASSY W/O SPROCKET SHA

Part Number: SSY-320-0417

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Free Shipping
• Special Order

S&S 106 STROKER KIT TC88

Part Number: SSY-320-0459

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: SSY-910-0689

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: SSY-910-0690

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: SSY-910-0691

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: SSY-910-0692

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

124 HOT SET UP W/HEADS BLK

Part Number: SSY-900-0564

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 84-99 BT 96in 3 5/8in Big Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7202

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cylinder 84-99 BT w/Super Stock Cylinder Heads 89in 3 1/2in Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7211

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

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: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 84-99 BT 96in 3 5/8in Sidewinder Big Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-91-7702

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 84-99 BT 4 1/8in Bore Cylinder & Pistons Kit For S&S V124 Engine - Wrinkle Black

Part Number: SSY-910-0224

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

ENGINE PERFORMANCE, 99-06 BIG TWIN 124" 4-1/8" BORE, CYLINDER SET 4-1/8" BORE 124"

Part Number: SSY-910-0255

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 84-99 BT 96in 3-5/8in Big Bore Cylinder & Piston Kit For S&S SH96 Engines - Natural

Part Number: SSY-91-7207

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

HSU BLK 95" 99-03 TC TCB BT

Part Number: SSY-106-0214

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

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: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 99-06 w/ 89cc/91cc Heads 4 1/8in Bore Cyl & Piston Kit For 124in Hot Set Up Kit - Wblack

Part Number: SSY-910-0222

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

PISTONS, PISTON/CYLINDER KIT 124

Part Number: SSY-910-0223

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

S&S Cycle 84-99 BT 4 1/8in Bore Cylinder & Piston Kit For S&S V117 Engine - WBlack

Part Number: SSY-910-0225

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

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: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order

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: Nov 12, 2025 if ordered today

• Free Shipping
• Special Order