Partman Fuel Tank for Lawn Mower — Direct-Fit Replacement 590949/590477/796489 with Screw-On Cap

Partman Fuel Tank is a direct-fit replacement fuel tank with cap engineered to fit lawn mower models using part numbers 590949, 590477, and 796489.

This replacement fuel tank from Partman restores fuel capacity and sealing for overhead valve engine lawn mowers that require parts 590949, 590477, or 796489. Molded to the original equipment profile, the tank arrives with a matching fuel cap and is intended to swap directly into machines that use the listed part numbers. It’s supplied as a single assembled unit and backed by Partman customer support if any pieces are missing or questions arise.

How do I confirm this tank fits my mower?

Verify compatibility by comparing the part numbers on your old tank or in your mower’s parts list to the numbers 590949, 590477, and 796489. If the part numbers match, this Partman tank is designed for a straightforward replacement with the same mounting points and fuel connections. When in doubt, remove the old tank and check shape and hose positions against the images and measurements provided by your mower’s manual.

• Compatible part numbers: 590949, 590477, 796489
• Designed for overhead valve engine configurations
• Same mounting layout and fuel outlet locations as OEM
• Compare physical dimensions before installation if uncertain

What does the package include and how is it installed?

The package contains one Partman fuel tank complete with its fuel cap, ready to install. Installation typically involves draining remaining fuel, removing the old tank’s fasteners and fuel lines, transferring any brackets or fittings, and bolting the new tank into place following your mower’s service instructions. Keep a container for fuel and use clamps or replacement tubing if existing hose hardware is worn.

• 1 x fuel tank with fuel cap included
• Attach using original fasteners and mounting points
• Reconnect fuel line and secure clamps for leak-free operation
• Refer to mower manual for torque and hose routing

What materials and features should I expect from the replacement tank?

Partman tanks are manufactured to match OEM form and function, using fuel-resistant plastics and a screw-on cap that seals against spills and evaporation. The tank is shaped to fit the mower’s frame and to align with fuel outlet fittings and vents used by overhead valve engines. While not a stamped metal part, the molded construction resists common degradation from fuel and outdoor storage when properly installed.

• Fuel-resistant molded plastic construction
• Secure screw-on fuel cap included
• Engineered shape to match OEM fitment and vents
• Durable for normal lawn mower use and storage

What support is available if I have issues after purchase?

Partman provides customer support for missing pieces, fitment questions, or product problems; they request you contact them and promise a response within 24 hours. Keep your order details and photos of the part or installation area handy to speed troubleshooting. If a return or replacement is necessary, follow the seller’s return instructions to ensure a smooth process.

• Customer service available for missing parts or fit questions
• Typical reply within 24 hours from Partman support
• Provide photos and part numbers for faster resolution
• Follow seller return policy for exchanges or refunds

Who is this for: The Partman replacement fuel tank is ideal for homeowners, landscapers, or repair technicians maintaining walk-behind and stand-on lawn mowers that list part numbers 590949, 590477, or 796489. Choose this tank if the OEM fuel reservoir is cracked, leaking, or otherwise compromised and you need a like-for-like replacement with a matching cap and straightforward installation. It’s meant for users comfortable following basic mechanical steps or for service shops performing a standard parts swap.