Engine Kits & Rotating Assemblies

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 18, 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: Aug 18, 2025 if ordered today

• 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: Aug 18, 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: Aug 18, 2025 if ordered today

• Free Shipping
• Special Order

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: Aug 18, 2025 if ordered today

• Free Shipping
• Special Order

Balanced Street & Strip assembly, 347 CID, -5cc Silv-O-Lite

Part Number: ESP-B16622MA030

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

• Free Shipping
• Special Order

Rotating Assembly, Balanced, Flat Top Pistons, Plasmamoly Rings, Cast Crank, I-Beam Rods, Chevy, Kit

Part Number: ESP-B15455L03068

Not Yet Reviewed

Estimated Ship Date: Aug 28, 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-13202030

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-20604040

Not Yet Reviewed

Estimated Ship Date: Sep 11, 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-13054L030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 25, 2025 if ordered today

• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4865037

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

• Freight Charge
• Special Order

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

Part Number: ESP-B15404L03053

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: ESP-B15405L03068

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4000520

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4004020

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4008021

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 359 Cid., 3.780 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR4078012

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 360 Cid., 3.785 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR4078512

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.040 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L04012

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS Piston and Rod Kit, 326 Cid, 3.785 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367852

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368207

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

PROTECTIVE COVER

Part Number: MAH-7891022

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

MASTER KIT- STD

Part Number: MAH-MK2256

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

MASTER KIT

Part Number: MAH-MK278

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

MASTER KIT- STD

Part Number: MAH-MK2846

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order