Multiquip 8970365500 Cylinder Head Sealing Cup DCA25USI 4LE2

The Multiquip 8970365500 is a genuine OEM Cylinder Head Sealing Cup DCA25USI 4LE2 designed for the DCA25USI ultra-silent diesel generator. As a direct OEM component, this part is manufactured to the exact material and dimensional specifications required for the 4LE2 engine, ensuring a correct seal at the cylinder head. It is confirmed compatible with DCA25USI series equipment and ships as a direct replacement with no guesswork on fit or form.

Key Features

• OEM Sealing Integrity — Manufactured to the precise compression and material grade required for the 4LE2 engine's cylinder head interface, maintaining the seal under operating temperatures and pressures.
• Direct-Install Replacement — Engineered to seat correctly in the DCA25USI cylinder head without additional machining or modification to the mating surfaces.
• Confirmed DCA25USI Fitment — Sourced specifically for the DCA25USI ultra-silent diesel generator; use the model code to verify compatibility before ordering.
• Protects Engine Combustion Efficiency — A properly sealed cylinder head maintains correct compression, which directly supports consistent power output and fuel efficiency in generator operation.
• Critical Fuel and Combustion Safety — A failed or degraded cylinder head seal can allow combustion gases to escape or coolant to enter the combustion chamber, posing a risk to both the engine and connected electrical loads.

The cylinder head sealing cup forms a pressure-tight barrier at the cylinder head of the 4LE2 diesel engine, preventing combustion gases from escaping and maintaining the compression necessary for efficient power generation. In a generator application like the DCA25USI, where consistent output voltage and frequency depend on steady engine performance, a compromised seal can cause hard starting, loss of power, or internal engine contamination. Replacing a worn or damaged sealing cup promptly protects the engine block and keeps the generator performing to its rated capacity.

For questions about fitment or to confirm this is the correct part for your DCA25USI, contact the DHS Equipment parts team before ordering.

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.