TANG Carburetor for Cummins Onan 5500/7000 Marquis Gold - 541-0765 Replacement with Gaskets & Brush

Replacement carburetor for Onan 5500 and 7000 Marquis Gold generators that restores reliable fuel flow and fits OE part numbers including 541-0765, 146-0774 and 141-0983.

If your Onan Grand Marquis generator is running rough, stalling, or consuming fuel unevenly, the carburetor is often the source. The TANG 541-0765 carburetor is engineered to match OEM specifications for Cummins Onan 5500 and 7000 Marquis Gold series units, supplying a steady fuel-air mixture so your engine can perform as intended. This replacement ships with gaskets and a cleaning brush to help simplify installation and prep.

Will this carburetor fit my Onan generator model?

Yes — the TANG 541-0765 is designed to replace several common OEM numbers and match the mounting and fuel-port configuration used on many Marquis Gold units. Confirm compatibility by matching at least one of the listed part numbers or your generator model designation.

• Replaces OE numbers: 541-0765, 5410765, 141-0982, 141-0983, 146-0774 and others.
• Fits Onan models: HGJAA, HGJAB, HGJAC, HGJAE, HGJAF and variants including HGJAB-901D and HGJAB-900.
• Compatible with Cummins Onan 5500 Grand Marquis and Onan 7000 Marquis Gold series.

How does this carburetor improve engine performance?

The assembly is built to OEM tolerances so it meters fuel consistently, which helps reduce misfires, rough idling, and unpredictable load response. A precise fuel-air mix reduces deposits and allows the generator to run closer to factory performance levels.

• Engineered to OEM standard for accurate fuel delivery and idle stability.
• Helps reduce fuel-related stalling and inconsistent throttle response.
• Pre-tested to minimize the need for adjustments after installation.

What comes in the box and what tools or prep are needed?

Along with the carburetor you’ll receive new gaskets and a small cleaning brush so you can clear ports and seats before installation. Basic hand tools, a clean workspace, and time to drain or contain residual fuel are the only requirements for most DIY installations.

• Included: TANG 541-0765 carburetor, replacement gaskets, and a cleaning brush.
• Recommended tools: screwdrivers, socket set, fuel container, and safety gloves.
• Prep steps: disconnect spark, isolate fuel lines, clean mounting surface, and verify gasket seating.

What warranty and quality checks are provided?

Each unit undergoes testing before it ships and is covered by a 365-day warranty against defects. If the carburetor shows functional issues within the warranty period, you can request a replacement or refund according to the seller’s policy.

• 100% tested prior to shipping to reduce out-of-box failures.
• 365-day replacement or refund policy for functional defects.
• Manufactured to match OEM dimensions and performance expectations.

Who is this for: This TANG 541-0765 carburetor is intended for owners and technicians who maintain Cummins Onan 5500 or 7000 Marquis Gold generators and need an OEM-standard replacement. It’s suitable for DIY mechanics comfortable with basic engine work, RV owners restoring generator reliability, and service shops that require a tested, warrantied replacement part compatible with multiple Onan part numbers.