Engine Kits & Rotating Assemblies

Street & Strip assembly, 355 CID, -21CC DSS

Part Number: ESP-13030030

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Free Shipping
• Special Order

Street & Strip assembly, 388 cid, Mahle -5CC

Part Number: ESP-13057L060

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Free Shipping
• Special Order

STREET & STRIP ASSEMBLY CHEV LT1,350 1PC

Part Number: ESP-13303L000

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Free Shipping
• Special Order

ENGINE KIT 134 L-HEAD

Part Number: OMX-1740502

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Free Shipping
• Special Order

CYLINDER, STANDARD BORE KIT HI COMP POLARIS

Part Number: CLW-60004-K01HC

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 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: Aug 13, 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: Sep 11, 2025 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: Aug 13, 2025 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: Aug 13, 2025 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: Aug 13, 2025 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: Aug 13, 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: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, 5.7L, Kit

Part Number: ESP-B13055L04068

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

AG OVERHAUL KIT

Part Number: CLE-4001021

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Freight Charge
• Special Order

AG OVERHAUL KIT

Part Number: CLE-4001022

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Freight Charge
• Special Order

107" BIG BORE KIT SIL

Part Number: SSY-910-0480

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