Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 24X, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L08012

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0802

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R2436L7852

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR3624125

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 6.0L, 6.2L, Kit

Part Number: SUM-CR3658125

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8207

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400408

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 58x, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584007521

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58407805

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

Engine Rebuild, Hypereutectic Flat, 4.030 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-333

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

Engine Rebuild, Hypereutectic Flat, 4.040 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-433

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8107

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

ROTATING ASSEMBLY

Part Number: SCA-1-91205BI040

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

BALANCED COMPETITION ASSEMBLY CHRY. 360

Part Number: ESP-B20202000

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

BALANCED COMPETITION ASSEMBLY CHEV 350

Part Number: ESP-B12311030

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

BALANCD STREET & STRIP ASSY CHEV 350 1PC

Part Number: ESP-B13304L04053

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

PRO STREET ASSEMBLY CHEV LS3

Part Number: ESP-637904075

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

ROATING ASSEMBLY

Part Number: SCA-1-91205BISTD

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

Rotating Assembly 432 PONTIAC

Part Number: SCA-1-41650

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

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

Part Number: SCA-1-41310BI

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

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

Part Number: SCA-1-42500BI

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Freight Charge

Rotating Assembly 408 FORD

Part Number: SCA-1-47355BI

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

BALANCED PRO STREET ASSEMBLY CHEV 427

Part Number: ESP-B68211060

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

Engine Re-Ring, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-033

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping

Engine Re-Ring, 4.040 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-423

Not Yet Reviewed

Estimated Ship Date: Monday 9/8/2025

• Free Shipping