The Multiquip 03783500 is a genuine OEM Valve Spring 2G40 designed for RAMMAX walk-behind roller models RW1404, RW1404MR, and RW1504HF. As a direct Multiquip OEM component, this valve spring is manufactured to the same specifications as the original part, ensuring a correct fit and consistent engine performance. Verified fitment includes RW1404MR units at S/N 326075 and up, RW1504HF units up to S/N, and the standard RW1404 series. Sourcing the factory-correct 03783500 helps maintain proper valve timing and engine integrity across your RAMMAX roller fleet.
Key Features
- OEM Spring Rate Accuracy — Engineered to the original tension specification, ensuring the valve opens and closes at the correct force for consistent combustion cycle performance.
- Direct Engine Drop-In — Designed to seat correctly in the 2G40 engine's valve train without machining, shimming, or adaptation.
- Confirmed RAMMAX Roller Fitment — Verified for RW1404, RW1404MR (S/N 326075 and up), and RW1504HF (up to S/N 1534188) walk-behind rollers.
- Protects Valve Train Integrity — A fatigued or broken valve spring causes misfires, compression loss, and potential valve-to-piston contact; replacing on schedule prevents costly engine damage.
- Genuine Multiquip OEM Part — Sourced directly through the Multiquip parts network, so you receive the same component installed at the factory — not an approximation.
A valve spring holds the engine's intake or exhaust valve firmly against its seat when the valve is in the closed position, maintaining proper compression and sealing the combustion chamber. When the camshaft lobe pushes the valve open, the spring stores energy and then snaps the valve shut as the lobe rotates away — a cycle that repeats thousands of times per minute. When a valve spring weakens through fatigue or breaks entirely, the valve can float at high RPM, leading to compression loss, rough running, increased fuel consumption, or in severe cases, engine damage from improper valve seating.
Part Details
| Part Number | 03783500 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Valve Spring 2G40 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Rollers | RW1404MR S/N 326075 and up |
| Rollers | RW1504HF up to S/N 1534188 |
| Rollers | RW1404 |
| Rollers | RW1404MR |
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.
