Multiquip 8944334270 Nozzle Holder Clamp DCA-45USJ 4JG1
Multiquip

Multiquip 8944334270 Nozzle Holder Clamp DCA-45USJ 4JG1

$40.48
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SKU:
8944334270-Multiquip
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The Multiquip 8944334270 Nozzle Holder Clamp DCA-45USJ 4JG1 is a genuine OEM component designed for the DCA-45USJ ultra-silent diesel generator series. As a direct Multiquip OEM part, 8944334270 is manufactured to the exact specifications required by the 4JG1 engine fuel system, ensuring a correct, trouble-free installation. This clamp secures the fuel injector nozzle holder in position within the engine, and using the right OEM part matters — an improperly fitted or worn clamp can lead to fuel delivery inconsistencies and engine performance issues. DHS Equipment stocks this genuine Multiquip part so you can get your DCA-45USJ generator back up and running with confidence.

Key Features

  • OEM Fuel System Integrity — Manufactured to Multiquip's exact material and dimensional specifications for the 4JG1 engine's injector nozzle holder mounting, ensuring correct clamping force and a proper fuel-tight connection.
  • Direct-Fit Installation — Engineered as a drop-in replacement that aligns precisely with the nozzle holder and cylinder head mounting points on the 4JG1 engine — no reworking or adapting required.
  • Confirmed Fitment for DCA-45USJ — Verified for the Multiquip DCA-45USJ ultra-silent diesel generator, so you can order with confidence knowing this is the correct part for your machine.
  • Protects Injector Alignment — A correctly functioning nozzle holder clamp holds the injector at the precise angle and depth for optimal fuel atomization; a loose or cracked clamp can cause misfires, hard starting, or uneven power output.
  • Fuel System Safety — Proper clamping of the injector nozzle holder prevents fuel leaks at the cylinder head interface, reducing the risk of fuel contact with hot engine surfaces.

The nozzle holder clamp secures the fuel injector nozzle holder firmly against the cylinder head in the 4JG1 diesel engine. Its job is to hold the injector at the correct seating depth and angle so that fuel is atomized evenly into the combustion chamber with every injection event. When this clamp is worn, cracked, or improperly torqued, the nozzle holder can shift or leak, leading to poor combustion, rough running, increased fuel consumption, or — in more serious cases — a fuel leak near a hot engine component. Replacing a damaged clamp promptly with the correct OEM part restores proper injector seating and keeps the engine running cleanly and efficiently.

Part Details

Part Number8944334270
BrandMultiquip
Part TypeGenuine OEM
DescriptionNozzle Holder Clamp 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.