CHEVROLET Engine Kits & Rotating Assemblies

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3603012

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7857

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15455E030

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

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: Jul 6, 2026 if ordered today

• Special Order

Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15405L03053

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7802

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8102

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8107

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L7807

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0752

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 9, 2026 if ordered today

• Free Shipping
• Special Order

Engine Rebuild Kit, Hypereutectic Flat Top, Plasmamoly Rings, Stock Bore, Bearings, Chevy, LS, Kit

Part Number: CMB-08-0068

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: ESP-B15402E000

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L06512

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: ESP-B12111030

Not Yet Reviewed

• Free Shipping

Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15404E060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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: Today

Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-91055

1.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Engine Re-Ring, Moly, Stock Size, Rod Bearings, Main Bearings, Chevy, 5.3L LS, Kit

Part Number: FEM-205-6940M000

Not Yet Reviewed

Estimated Ship Date: Today

• 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: Today

• Free Shipping

Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15404E040

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Rebuild, Hypereutectic Dish, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-BKP6084N000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: SUM-RRKIT1-300

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

Engine Rebuild, Hypereutectic Flat, 4.060 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-600

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted
• Free Shipping

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: Jul 6, 2026 if ordered today

• Special Order