CHEVROLET Engine Kits & Rotating Assemblies

Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R24367807

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24407855

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Special Order

Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L7857

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244000020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L8983

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit ring, H Bearings

Part Number: SUM-R24368983

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243603012

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8102

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244082012

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24408205

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit ring, H Bearings

Part Number: SUM-R2436L0002

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: ESP-12008040

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

• Free Shipping
• Special Order

BALANCED PRO STREET ASSY CHEV 4.8/5.3 LS

Part Number: ESP-B627003780

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order

PRO STREET ASSEMBLY CHEV 400

Part Number: ESP-62161040

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order

PRO STREET ASSEMBLY CHEV 400

Part Number: ESP-62503040

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

• Free Shipping
• Special Order

Engine Rotating Kits, Rotating Assembly, Chevy, 454, 4.280 in. Bore, 6.385 in. Rod, Externally Balanced, Kit

Part Number: SCA-1-92263BE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 2, 2025 if ordered today

• Free Shipping
• Special Order

PRO STREET ASSEMBLY CHEV 350

Part Number: ESP-62004060

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, 24-Tooth Reluctor Wheel, 4340 Forged Crank, Forged Pistons, I-Beam Rods, Chevrolet, LS Engine, Kit

Part Number: SCA-1-43802BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 2, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 3.905 in. Bore, .010 in. Rod, .010 in. Main. Chevy, 283, Kit

Part Number: FEM-205619M-311

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

ROTATING ASSEMBLY

Part Number: ESP-12305L030

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

• Free Shipping
• Special Order

BALANCED PRO STREET ASSEMBLY CHEV 350

Part Number: ESP-B62303040

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-2056038M-300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

BALANCED PRO STREET ASSEMBLY CHEV 350

Part Number: ESP-B62305030

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: ESP-B18022100

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: ESP-B18020L030

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Free Shipping
• Special Order