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

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190058

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190124

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Chevy LS, forged, 4.000 stroke, lightweight, 58 tooth reluctor wheel, long snout

Part Number: MAN-192658

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190024

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190158

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Standard Weight, Forged 4340 Steel, Internal Engine Balance, 3.622 in. Stroke, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: SCA-4LS136262

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, No Power Steering, No Air Conditioning, Kit

Part Number: MCH-20080-08

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APP-31V-AS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Complete Assembly Iron Block 376 c.i. GM LS style proseries dressed engine with efi -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS3763CTF

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-185

4.71 out of 5 stars ( 28 )

Estimated Ship Date: Tomorrow

• Free Shipping

Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Black Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-185BK

4.69 out of 5 stars ( 26 )

Estimated Ship Date: Tomorrow

• Free Shipping

Pulley Set, Serpentine, Performance Ratio, Billet Aluminum, Black Powdercoated, No Air Conditioning, Power Steering, Chevrolet, LS, Kit

Part Number: MCH-19910-08

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

PRO STREET ASSEMBLY CHEV LS3

Part Number: ESP-637904075

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• 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: Tomorrow

• Free Shipping

ROTATING ASSEMBLY

Part Number: ESP-129364070

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

ROTATING ASSEMBLY

Part Number: ESP-B627144005

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine 427 c.i. GM LS Style Proseries Iron Block, Fabbed Alum Intake, E Controls

Part Number: MLL-PSLS4275CTF

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine 376 c.i. LS Builder Series Iron Block Standard Edition, 4L65/70E Automatic Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3763K4L7

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Crankshaft, Pro LS, 4340 Forged Steel, 4 in. Stroke, 24X Reluctor, Lightened Rod Journals, Gun-drilled Mains, Internal balanced, LS1, Each

Part Number: SUM-180LS400024X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS400058X

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

• Free Shipping

Short Block, Chevrolet LS Gen IV 364, Internally Balanced, 24 Tooth Reluctor, +3.2cc Flat Top Pistons, Each

Part Number: HPE-SP93-G4

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Engine Assembly, Short Block, LM7, 5.7/347, 3.903 in. Bore, 3.622 in. Stroke, Forged Dished Pistons, I-Beam, Chevy, LS, Each

Part Number: HPE-SP76-B

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $285.00
• Free Shipping
• Special Order

Engines, Dart Short Block, 427 C.I.,, Cast Iron, 4.125 Bore, 4.00 Stroke, Flat Top Forged Aluminum Pistons, H Beam Connecting Rod, LS, Chevy, Each

Part Number: HPE-SPE4271500

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, LS9, Each

Part Number: ESP-442536226100

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each

Part Number: ESP-442540006100

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order