CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400756

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 364 Cid., 3.810 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR4081012

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 364 Cid., 3.810 bore, 4.000 stroke, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR408105

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 367 Cid., 3.820 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR4082012

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 367 Cid., 3.820 bore, 4.000 stroke, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR408205

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 382 Cid., 3.898 bore, 4.000 stroke, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR4089816

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 415 Cid., 4.065 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4006521

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod,, File-Fit Rings 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc

Part Number: SUM-PR400806

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360402

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367857

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0402

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L08012

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.080 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0802

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

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 11/10/2025

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 11/10/2025

VALVE-TI LS-7 2.205, .3135

Part Number: MAN-11958TBC-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, Dome, 3.780 in. Bore, Chevy, LS, Kit

Part Number: MLE-930220180

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, Dome, 3.790 in. Bore, Chevy, LS, Kit

Part Number: MLE-930220190

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, Dome, 3.780 in. Bore, Chevy, LS, Kit

Part Number: MLE-930229880

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, Dome, 3.790 in. Bore, Chevy, LS, Kit

Part Number: MLE-930229890

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Dish, 4.080, LS, Extreme Duty, Set of 8

Part Number: MAN-596980CE-8

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Lifters, Race Series, Mechanical Roller, Pro Max High RPM, Vertical Bar, Chevy, Gen III Small Block, Set of 16

Part Number: HRS-91178

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pulley Kit, Pro-Track, Serpentine, Performance Ratio, No Air Conditioning or Power Steering, Chevrolet, LS, Kit

Part Number: MCH-20020

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pulleys, Pro-Track Serpentine Conversion, Billet Aluminum, Clear Powdercoated, Water Pump, Power Steering Pump, No A/C, Chevy, Kit

Part Number: MCH-20025

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, VALVE-TI LS-7 2.250, .3135

Part Number: MAN-11978TB-8

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order