Multiquip 5157290580 Bolt Gov Lever DCA-45USJ 4JG1

The Multiquip 5157290580 Bolt Gov Lever DCA-45USJ 4JG1 is a genuine OEM component designed for the DCA-45USJ ultra-silent generator. Sourced directly from Multiquip, this bolt is an exact match for the governor lever assembly on the Isuzu 4JG1-powered DCA-45USJ, ensuring the governor linkage remains correctly secured and properly tensioned during operation. Confirmed fitment for the DCA-45USJ makes this the right choice for technicians performing scheduled maintenance or targeted repairs on this unit.

Key Features

• Genuine OEM Construction — Manufactured to the same specification as the original fastener, providing correct thread pitch, shank diameter, and hardness grade critical for governor lever retention.
• Direct Drop-In Replacement — Engineered to install in the existing governor lever bracket on the DCA-45USJ without any modification to surrounding hardware or linkage components.
• Confirmed DCA-45USJ Fitment — Specifically validated for the DCA-45USJ ultra-silent generator equipped with the Isuzu 4JG1 engine; part number 5157290580 cross-references directly to this application.
• Governor Lever Integrity — A correctly torqued and properly sized bolt keeps the governor lever firmly anchored, allowing the engine to maintain consistent speed and stable power output under varying load conditions.
• Fuel System Safety Relevance — The governor bolt secures a component within the fuel control linkage; using the correct OEM fastener prevents governor lever movement that could lead to uncontrolled engine speed or fuel delivery irregularities.

The governor lever bolt secures the lever arm that controls fuel delivery rate in response to engine load changes. When the generator experiences a shift in electrical demand, the governor assembly moves this lever to increase or decrease fuel flow and keep engine speed steady. A missing, stripped, or incorrect bolt allows the lever to shift unpredictably, causing erratic engine speed, voltage fluctuations, or in severe cases, engine runaway — making it a small fastener with an outsized effect on generator reliability.

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.

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