The Multiquip 5157290710 Bolt Gov Housing DCA-45USJ 4JG1 is a genuine OEM fastener designed for the DCA-45USJ ultra-silent diesel generator. As a direct OEM replacement, this bolt is manufactured to the exact specifications required to properly secure the governor housing on the 4JG1 engine, ensuring a correct and dependable fit. Sourced directly through Multiquip's authorized parts network, 5157290710 is the confirmed replacement for DCA-45USJ units. DHS Equipment stocks this part to keep your generator back in service without guesswork.
Key Features
- Genuine OEM Fastener Integrity — Manufactured to exact thread pitch, grade, and dimensional tolerances required for governor housing retention on the 4JG1 engine — not a generic bolt substitute.
- Direct Drop-In Replacement — Matches the OEM mounting position on the governor housing, threading directly into the existing boss without any modification to surrounding components.
- Confirmed DCA-45USJ Fitment — Verified for the Multiquip DCA-45USJ ultra-silent diesel generator equipped with the Isuzu 4JG1 engine.
- Critical to Governor Housing Stability — Proper torque and retention of the governor housing directly affects fuel regulation and engine speed control; a loose or failed bolt can allow housing movement and disrupt generator output.
- Fuel System Safety Relevance — The governor assembly is part of the fuel control system; using a correctly specified OEM bolt ensures the housing remains sealed and properly located under load and vibration.
The governor housing bolt secures the governor assembly cover to the engine block on the Isuzu 4JG1 engine. The governor controls fuel delivery by regulating engine speed in response to load changes — keeping the generator's output stable and within specification. If this bolt is missing, stripped, or incorrectly torqued, the governor housing can shift or allow contamination into the fuel control components, leading to erratic engine speed, poor voltage regulation, or engine damage over time.
Part Details
| Part Number | 5157290710 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Bolt Gov Housing DCA-45USJ 4JG1 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-45USJ | DCA-45USJ |
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.
