GM Chevrolet 5.7L 350 Vortec V8 Cast Iron Cylinder Head Assembly | 10239906

Used GM Chevrolet 5.7L 350 Vortec V8 cast iron cylinder head assembly, identified by casting number 10239906.

This factory-style Vortec cylinder head is designed for select GM 5.7L small-block V8 applications, including compatible MerCruiser, Volvo Penta, and other GM-based marine engines.

The cylinder head includes eight installed valves, valve springs, retainers, and rocker arm studs as pictured. It is suitable for engine repair, replacement, or rebuilding after appropriate inspection and machining.

Highlights

• GM Chevrolet 350 CID / 5.7L V8 Cylinder Head

• Vortec Small-Block Design

• Casting Number: 10239906

• Heavy-Duty Cast Iron Construction

• Four Combustion Chambers

• Eight Installed Valves

• Eight Valve Springs and Retainers

• Rocker Arm Studs Included

• Intake and Exhaust Ports

• OEM-Style Replacement Component

• Suitable for Marine Engine Rebuilding

• Used Condition – Untested

• Sold Exactly as Pictured

Condition

Used condition with visible surface rust, oxidation, discoloration, and signs of previous engine use.

The cylinder head has been removed from an engine and includes the installed valve springs, retainers, valves, and rocker arm studs shown in the photographs.

The cylinder head has NOT been pressure tested, magnaflux inspected, or checked for cracks. Valve sealing, guide wear, and deck flatness have not been verified.

Cleaning, inspection, and machine shop servicing are recommended before installation.

Please review all photographs carefully for exact condition and included components.

Specifications

Make: General Motors / Chevrolet

Engine Family: Small-Block V8

Engine Displacement: 5.7L / 350 CID

Cylinder Head Type: Vortec

Casting Number: 10239906

Material: Cast Iron

Combustion Chambers: 4

Valves: 8

Intake Valve Size: 1.94 Inches

Exhaust Valve Size: 1.50 Inches

Combustion Chamber Volume: Approximately 64cc

Valve Springs: Included

Rocker Arm Studs: Included

Rocker Arms: Not Included

Condition: Used – Untested / Rebuildable Core

Fitment

Fits select Chevrolet GM 5.7L / 350 CID Vortec V8 engine applications, including compatible marine engines.

Buyer must verify casting number 10239906, cylinder head configuration, and engine compatibility before purchasing.

Not intended for GM 454 / 7.4L big-block applications.

Shipping

Shipping is available. Buyer must verify whether delivery will be to a residential or business address and whether a forklift is available for unloading if freight delivery is required.

Dealer Sale – Sunset Marine TX LLC

SKU: 11098