CHEVROLET 5.7L/350 Engines & Components

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R584090316

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Estimated Ship Date: Monday 10/27/2025

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58409035

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Estimated Ship Date: Monday 10/27/2025

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244090316

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58368983

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Estimated Ship Date: Monday 10/27/2025

Pro LS 4340 Rotating Assembly, 382 Cid., 3.898 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244089816

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Estimated Ship Date: Monday 10/27/2025

4340 Forged Pro Series

Part Number: SCA-435032-2

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-435050-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-435052-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435012-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435018-2

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4340 Forged Superlight

Part Number: SCA-435018-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: SCA-435020-3

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Estimated Ship Date: Jan 2, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435022-2

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

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Estimated Ship Date: Jan 2, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507620

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507621

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508620

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

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Crate Engine, Remanufactured, Long Block, Chevrolet, GMC, 5.7L/350, Each

Part Number: VRE-VCFA

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Estimated Ship Date: Dec 8, 2025 if ordered today

• Core Charge $670.00
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Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, Isuzu, Workhorse, 5.7L/350, Each

Part Number: VRE-DCCT

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Estimated Ship Date: Dec 8, 2025 if ordered today

• Core Charge $670.00
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Crate Engine, Remanufactured, Long Block, Assembled, Buick, Cadillac, Chevrolet, 5.7L/350, Each

Part Number: VRE-DCT1

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Estimated Ship Date: Dec 8, 2025 if ordered today

• Core Charge $520.00
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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Power Steering, SFI Damper, Hardware, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-181

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Tensioner, SFI Damper, Natrual Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-182

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Tensioner, SFI Damper, Black Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-182BK

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Estimated Ship Date: Nov 12, 2025 if ordered today

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