The Multiquip 1430143820 Valve Spring is a genuine OEM component designed for DAC7000SS, DAC7000SSW, and DAC7000SSA ultra-silent diesel generators, as well as DLW300ES series diesel light welders. Sourced directly from Multiquip, this valve spring is an exact match to the original part and installs without modification. Confirm your model code before ordering to ensure correct fitment across the DAC7000SS and DLW300ES equipment families.
Key Features
- Genuine OEM Valve Spring Integrity — Manufactured to the original spring rate and temper specification, ensuring consistent valve actuation force throughout the engine's duty cycle.
- Direct Drop-In Replacement — Engineered to the same dimensions as the original, seating correctly in the valve train without adjustment or shimming.
- Broad DAC7000SS and DLW300ES Fitment — Compatible with DAC7000SS, DAC7000SSW, and DAC7000SSA ultra-silent generators and DLW300ES series diesel light welders.
- Sustained Engine Breathing Performance — A properly tensioned valve spring holds intake and exhaust valves fully seated under load, maintaining compression and combustion efficiency in demanding generator and welder applications.
- Fuel System Safety Assurance — Correct valve spring tension prevents valve float at operating RPM, which can cause uncontrolled fuel-air mixture and overheating in diesel-powered equipment.
The valve spring is a critical component in the engine's valve train, responsible for closing the intake or exhaust valve firmly after each combustion cycle. It works against the camshaft lobe to ensure the valve returns to its seat quickly and completely, maintaining proper compression and preventing hot gases from escaping past an unseated valve. When a valve spring weakens, loses tension, or breaks, the engine may exhibit loss of power, rough running, increased fuel consumption, or in severe cases, internal engine damage from valve contact with the piston.
For fitment questions or help confirming compatibility with your specific unit, contact the DHS Equipment team before placing your order.
Part Details
| Part Number | 1430143820 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Valve Spring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DAC7000SS |
| Diesel Powered Generators | DAC7000SSW |
| Diesel Powered Generators | DAC7000SSA |
| Welders | DLW300ES |
| Welders | DLW300ESA |
| Welders | DLW300ESA1 |
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.
