Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400008

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-14125040

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-B11013060

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400806

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400656

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244007021

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L0302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

Engine Rotating Assembly, Forged Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-41705BIE

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-14003-030

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Hypereutectic Flat Pistons, 1 pc/2 pc Seal, Ford, 306

Part Number: ESP-B16002ES030

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY KIT-LS 402 4.000/4.005 -4cc F/

Part Number: MAN-29402R

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Competition, Standard Weight Forged Rotating Assembly

Part Number: SCA-1-47736BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: ESP-15017060

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Mopar, Big Block, Kit

Part Number: SCA-1-48041BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Mopar, Big Block, Kit

Part Number: SCA-1-48063BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, 7.0L/427 Actual Engine Displacement, 4.125 in. Bore, 4.000. Stroke, 6.250 in. Rod Length, Forged Pistons, Ford, 351W, Kit

Part Number: SCA-1-46580BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-41566BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-40810BI

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400756

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B12012060

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, 351W, Kit

Part Number: ESP-B14129030

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, I-Beam Rods, Mopar, Small Block, Kit

Part Number: SCA-1-48035BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400058

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 58x, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58367807

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B12011040

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order