RADHLBNIU Carburetor Replacement for Kohler K321 K341 14HP–16HP — With Gaskets & Fuel Filter

This RADHLBNIU carburetor assembly is built to restore reliable fuel delivery on small cast-iron Kohler engines used in lawn tractors and light-duty equipment. It ships with gaskets, a fuel filter, and mounting accessories needed to swap the old or worn carburetor without searching for separate parts. The unit matches common replacement numbers so you can confirm fitment quickly for models derived from the Kohler K321 and K341 families.

Will this carburetor fit my Kohler K321 or K341 engine?

Yes — the RADHLBNIU unit is designed to match the physical and functional specifications of Kohler K321 and K341 14HP and 16HP cast-iron engines. Check the original part number on your old carburetor and compare mounting holes and throttle link connections before installing.

• Replaces OEM numbers: 4505355, 45-053-55, 45-053-55-S
• Compatible with Kohler K321 and K341 14HP–16HP engines
• Fits several tractor models including Club Cadet 1600/1650 and John Deere 314/316 variants

What comes in the package and how does it simplify installation?

The kit arrives with the carburetor plus a set of common consumables so you can install it in one session. Included gaskets and a fuel filter reduce the need to source additional parts and help ensure a clean seal and filtered fuel line during reassembly.

• 1 x RADHLBNIU carburetor assembly ready to mount
• 4 x gaskets for manifold and throttle mounting points
• 1 x inline fuel filter and other small hardware items

How does this carburetor affect engine performance and reliability?

Replacing a worn or leaking carburetor restores predictable fuel metering and prevents hard starting, poor idle, or fuel leaks. The included filter and fresh gaskets help protect the carburetor and engine from debris and improve long-term reliability when installed correctly.

• Restores consistent idle and throttle response
• Reduces fuel leaks through new sealing surfaces
• Pre-filters fuel to limit particulate ingestion into the carburetor

Are there installation tips or compatibility checks I should do first?

Before starting, compare flange patterns, throttle linkages, and choke types to ensure compatibility. Drain fuel or clamp the line, remove the old carburetor carefully, then use the supplied gaskets and hardware to avoid vacuum or vacuum leak issues after installation.

• Confirm OEM part number and mounting dimensions match
• Use supplied gaskets and torque bolts evenly to avoid warping
• Prime and check for leaks before first run; adjust idle and mixture as needed

This RADHLBNIU carburetor replacement is suited for owners, mechanics, and small engine technicians who maintain Kohler K321/K341-powered equipment. If you operate Club Cadet or compatible John Deere compact tractors with 14HP–16HP cast-iron Kohler engines, this kit saves time by including the common seals and a fuel filter required for a clean swap. It’s also helpful for DIYers looking to restore reliable starting and idle behavior without sourcing multiple parts separately. For any fitment questions or after-sales assistance, contact RADHLBNIU support for guidance.