Multiquip 1584136930 Valve Seat

The Multiquip 1584136930 Valve Seat is a genuine OEM component designed for DA7000SSA2, DA7000SSA2GH, DAC7000SS, DAC7000SSW, DAC7000SSA, and DLW300ES series diesel-powered generators and welders. As a factory-original replacement, this valve seat is manufactured to the same specifications as the part it replaces, ensuring a proper seating surface within the engine's cylinder head. Confirmed fitment spans the DA7000SS and DAC7000SS super-silent generator families as well as the DLW300ES diesel light welder series, making it a reliable go-to replacement when engine valve service is required.

Key Features

• Factory-Original Material Grade — Manufactured to OEM hardness and dimensional tolerances, ensuring the valve seals correctly against the seat surface under engine combustion pressures.
• Direct Drop-In Replacement — Engineered to seat into the cylinder head exactly as the original, requiring no machining or shimming beyond standard valve service procedures.
• Broad Fitment Across Generator and Welder Families — Compatible with DA7000SSA2, DA7000SSA2GH, DAC7000SS, DAC7000SSW, DAC7000SSA, and DLW300ES series equipment.
• Restored Compression and Combustion Efficiency — A correctly installed valve seat maintains a tight seal that supports full engine compression, fuel efficiency, and consistent power output across load demands.
• Fuel System Integrity — A worn or damaged valve seat allows combustion gases to bypass the valve, leading to power loss, hard starting, and potential engine damage — replacing it promptly protects the engine long-term.

A valve seat is the precision-machined ring pressed into the cylinder head that provides the sealing surface against which the engine valve closes during operation. It plays a critical role in maintaining compression within the combustion chamber — when the valve closes, it must form an airtight seal against the seat to prevent combustion gases from escaping. Over time, heat cycling, carbon buildup, and normal wear can cause the seat to pit, erode, or loosen, resulting in compression loss, rough running, excessive fuel consumption, and difficulty starting. Replacing a worn valve seat restores proper engine function and protects upstream components such as the valve, valve guide, and cylinder head from further damage.

For questions about fitment or to confirm this is the correct part for your machine, contact the DHS Equipment 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.