The Multiquip 1540114052 is a genuine OEM Rocker Arm Shaft Assembly designed for DCA15SPX3 and DCA10SPX3 ultra-silent diesel generator models. As a direct OEM replacement, this assembly is built to the same specifications as the original component, ensuring a correct drop-in fit with no guesswork on compatibility. Sourced directly through authorized Multiquip supply channels, this part is the right call when restoring valve train performance on your DCA-series generator. Confirm your model code against DCA15SPX3 and DCA10SPX3 before ordering to ensure a proper match.
Key Features
- OEM Valve Train Precision — Manufactured to exact tolerances for correct rocker arm geometry and consistent valve actuation across the full RPM range of the engine.
- Direct-Fit Installation — Replaces the original shaft assembly using the existing mounting points and hardware, with no reworking of the cylinder head required.
- Confirmed Fitment — Compatible with Multiquip DCA15SPX3 and DCA10SPX3 ultra-silent generator models; verify your model code before ordering.
- Restores Proper Valve Timing — A worn or damaged rocker arm shaft causes erratic valve lift and loss of compression; replacing it brings engine breathing and power output back to spec.
- Fuel System and Combustion Integrity — Correct rocker shaft alignment ensures intake and exhaust valves open and close at the right intervals, protecting combustion efficiency and preventing fuel wash-down of cylinder walls.
The rocker arm shaft is the central support that holds the rocker arms in proper alignment above the cylinder head. As the camshaft rotates, each rocker arm pivots on this shaft to open and close the intake and exhaust valves in sequence. When the shaft wears, develops play, or fails, the rocker arms lose their precise pivot point — leading to inconsistent valve lift, compression loss, increased oil consumption, and rough or misfiring engine operation. Replacing a worn shaft assembly promptly keeps the valve train geometry correct and protects the rest of the top-end components from accelerated wear.
Need help confirming this is the right part for your machine? Contact DHS Equipment and a member of our parts team will be happy to assist.
Part Details
| Part Number | 1540114052 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Rocker Arm Shaft Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA15SPX3 |
| Diesel Powered Generators | DCA10SPX3 |
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.
