Engines & Components

Pro LS 4340 Forged Steel Crank, 3.622 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS362258X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 3.622 in. Stroke, Nodular Iron, Internal Balance, 1-Piece, 58 Tooth Reluctor, LS2, Each

Part Number: NAL-12736808

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.400 in. Stroke, Ford, 302, Each

Part Number: SCA-43023

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each

Part Number: ESP-10350375057I

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.7L, Each

Part Number: VRE-VCH4

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Core Charge $670.00
• Drop Ship
• Free Shipping
• Special Order

Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 24X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400024

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.00 in. Stroke, Chevy, 454, Each

Part Number: ESP-104564000

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Pulleys, Revolver, Serpentine, Billet Aluminum, Clear Powdercoated, Pontiac, Kit

Part Number: MCH-13165

3.5 out of 5 stars ( 2 )

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

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifters, Each

Part Number: WRL-095112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LB7, Each

Part Number: PPE-110100101

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445425C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Gen. 4 BB Chevy Forged Steel Crank, 4.250 stroke, Two Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened holes, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063851

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Cast Steel, One Piece Rear Main Seal, 3.750 in. Stroke, Use With 6.00 in. Rod, Chevy, 350, Each

Part Number: SCA-935060L

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

CHEVY 377 STROKER SHORT BLOCK

Part Number: HPE-SP15NB

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Engine, Remanufactured, Long Block, Assembled, Ford, 4.6L/281, Each

Part Number: VRE-DFAJ

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Core Charge $470.00
• Drop Ship
• Free Shipping
• Special Order

Pulley/Bracket Set, Revolver, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-21170

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Pulley/Bracket Set, Serpentine, Aluminum, Black Powdercoated, Saginaw P/S, Chevy, Big Block, Kit

Part Number: MCH-21255-08

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 4.00 in. Stroke, Ford, 351W, Each

Part Number: ESP-103514000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crate Engine, Remanufactured Long Block, Assembled, Chevrolet, 5.3L/325, Each

Part Number: VRE-DCWT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

• Core Charge $570.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, 5.3L/325, Each

Part Number: VRE-DCT19

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Core Charge $570.00
• Drop Ship
• Free Shipping
• Special Order

Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 508 A/C, Chevy, V8, Kit

Part Number: HLY-20-137

3.36 out of 5 stars ( 11 )

Estimated Ship Date: Today

• Free Shipping

Engine Assembly, Short Block, 24 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP109

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $175.00
• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: ESP-435040006000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping