Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400756

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400806

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 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-R24407805

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244081012

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244090316

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

HD IN-FRAME KITS

Part Number: CLE-45955241STD

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4565049STD

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4685100STD

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4685149STD

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-45955251STD

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4685128STD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4565055STD

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4595519STD

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4895016STD

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KIT-SBC 383 3.750/4.030

Part Number: MAN-290030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KIT-SBC 434 4.000/4.155

Part Number: MAN-290230

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ROTATING ASSEMBLY KIT-SBC 434 4.000/4.155

Part Number: MAN-290230H

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: MAN-290935

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ROTATING ASSEMBLY KIT-SBC 383 3.750/4.035

Part Number: MAN-290935H

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4595518STD

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4595528STD

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order