Engine Kits & Rotating Assemblies

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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• 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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

S&S Cycle 84-99 BT w/ Stock Heads 88in 3 5/8in Big Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-91-7502

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• 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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-91-7707

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-91-7711

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-91-7715

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

S&S Cycle 66-78 74in BT & Stock Bore Strokers 3-7/16in Bore Cylinders - Gloss Black

Part Number: SSY-91-9011

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-910-0684

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-910-0685

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• 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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-910-0696

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

128" BIG BORE KIT M8 BLK

Part Number: SSY-910-0733

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• 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: Aug 26, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order

Cyl. Head Serv. Kit, Can Am®, Various 850-1000 Twins, 2013-2020

Part Number: KPM-90-91400

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 9.90 to 1 Compression, Kawasaki, Kit

Part Number: VPX-WR00029

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13054E060

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13202L04068

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: SCA-1-94055-40

5.0 out of 5 stars ( 2 )

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-B13101L04053

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-13208030

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-13208040

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-13208060

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: ESP-13008060

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Free Shipping
• Special Order