Multiquip 8971952514 Head Assembly Cylinder DCA25USI 4LE2

The Multiquip 8971952514 Head Assembly Cylinder DCA25USI 4LE2 is a genuine OEM component designed for the DCA25USI ultra-silent diesel generator. This is a direct OEM replacement sourced through the Multiquip parts network, ensuring the assembly matches the original specifications of the 4LE2 engine installed in DCA25USI units. Correct fitment is confirmed for the DCA25USI series — verify your model code before ordering to ensure compatibility. Choosing a genuine OEM assembly means the combustion sealing surfaces, port geometry, and valve seat placement are all consistent with the original build.

Key Features

• Genuine OEM Combustion Integrity — Manufactured to the exact tolerances of the original 4LE2 engine cylinder head, ensuring proper compression sealing and combustion chamber geometry.
• Direct-Fit Assembly for DCA25USI — Engineered specifically for the DCA25USI ultra-silent generator; the head assembly drops into position with the same bolt pattern, port alignment, and gasket mating surfaces as the original.
• Confirmed DCA25USI Compatibility — Fitment is verified for DCA25USI series generators powered by the Isuzu 4LE2 diesel engine.
• Sustains Full Power Output — A properly seated cylinder head maintains compression across all cylinders, allowing the generator to deliver its rated output consistently under load. A cracked or warped head causes power loss, overheating, and oil contamination.
• Critical Fuel and Emissions System Alignment — The head assembly governs the interface between the intake, exhaust, and fuel injection systems; using a genuine OEM part ensures these passages remain correctly sealed and aligned for safe, compliant operation.

The cylinder head assembly sits at the top of the engine block and forms the upper boundary of the combustion chamber. It houses the intake and exhaust valves, provides the mounting surface for the fuel injector, and works together with the head gasket to maintain the compression needed for efficient diesel combustion. When a cylinder head warps, cracks, or develops a compromised sealing surface, the engine loses compression, coolant or oil can enter the combustion chamber, and the generator may fail to sustain its rated load output. Replacing it with a genuine OEM assembly restores the precise fit and material integrity the 4LE2 engine requires.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.