CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engine Kits & Rotating Assemblies

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: Monday 7/14/2025

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 6.0L LS, Kit

Part Number: ESP-129104030

Not Yet Reviewed

Estimated Ship Date: Aug 13, 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: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, 58-Tooth Reluctor Wheel, 4340 Forged Crank, Forged Pistons, I-Beam Rods, Chevrolet, LS Engine, Kit

Part Number: SCA-1-43706BI

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 4.000 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR4024098

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400706

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400408

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L00012

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR368983

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400058

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Free Shipping
• Special Order

Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360052

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3604012

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

• Free Shipping
• Special Order

Lower Engine Rebuild Kit, Flat Top Pistons, Moly, Standard Rod, Standard Main, Chevy, Pontiac, 5.7L/350, Kit

Part Number: FEM-BK6082000

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Rod, Standard Main, Chevy, 6.0 Kit

Part Number: FEM-BK6091-310

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Engine Rebuild, Hypereutectic Flat Top, Plasmamoly Rings, Stock Bore, .010 in Under Bearings, Chevy, 5.7L, Kit

Part Number: CMB-08-0077

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Engine Rebuild, Hypereutectic Dish Top, Plasmamoly Rings, Stock Bore, .010 in. Under Bearings, Chevy, LS

Part Number: CMB-08-0073

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Engine Rebuild Kit, Hypereutectic Flat Top, Plasmamoly Rings, Stock Bore, .010 in. Under Bearings, Chevy, LS

Part Number: CMB-08-0069

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Block Kit, 3.898 in. Bore, Standard Rod, Standard Main, Chevy, Kit

Part Number: FEM-BK6081000

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 428 Small Block, Kit

Part Number: SCA-1-44406BI

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

COMPETITION ASSEMBLY CHEV LS2

Part Number: ESP-128274030

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

ROTATING ASSEMBLY

Part Number: ESP-129364070

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

PRO STREET ASSEMBLY CHEV LS3

Part Number: ESP-637904075

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR369033

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

• Free Shipping

Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod,12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243600512

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360052

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025