OLIFANT Carburetor for Polaris Sportsman 500 HO 2001-2006, 2008-2013 — Direct-Fit 500cc Replacement, Restores Throttle Response

OLIFANT replacement carburetor engineered to restore throttle response and fuel delivery for Polaris Sportsman and compatible 500cc models from late ’90s through 2013.

This carburetor is a direct-fit aftermarket unit designed to match several Polaris 500 HO and related model years. It replaces worn or damaged OEM carburetors and fits multiple part numbers used across Sportsman, Scrambler, Worker and ATP 500 platforms. Built with standard intake and filter flange dimensions, this unit restores consistent fuel metering and helps the engine run smoothly when installed and adjusted correctly.

Which Polaris models and part numbers does this OLIFANT carburetor fit?

It fits Polaris Sportsman 500 4x4 HO (2001–2006, 2008–2013), Sportsman Touring/Forest 500 HO variants, Scrambler 500 4x4 (1998–2012), Worker 500 (2001) and ATP 500 (2004–2005). The product covers many OEM part numbers for broad compatibility.

• Compatible part numbers: 3131742, 3131712, 3131567, 3131453, 3131707, 3131740
• Also covers: 3131599, 3131289, 3131568, 3131557, 3130903, 3130945
• Designed for HO (High Output) 500cc engines and equivalent intake layouts

What are the physical specs and mounting dimensions I need to know?

The carburetor lists the intake and air-filter flange diameters needed for fitment checks. Measure your intake manifold and airbox flange to ensure a seamless replacement without modification.

• Intake side inner diameter: 40 mm (1.57 in)
• Intake side outer diameter: 44 mm (1.7 in)
• Air filter mount inner diameter: 53 mm (2.08 in)
• Air filter mount outer diameter: 57 mm (2.24 in)

How will installing this carburetor affect performance and maintenance?

Replacing an aged or damaged carburetor with this OLIFANT unit restores proper fuel flow and throttle control, improving idle stability and responsiveness. It requires standard tuning and synchronization if your ATV uses multiple carburetors.

• Regulates fuel flow to match engine demand and environmental changes
• Improves throttle response when jets and float level set correctly
• Easier to maintain than corroded OEM units—cleanable jets and passages

What should I expect during installation and setup?

Installation is straightforward for mechanically skilled owners: remove the old carburetor, transfer any reusable hardware or sensors, and mount the new unit using matching gaskets and clamps. Final adjustments—idle speed, mixture, and choke—are necessary for optimal running.

• Use new gaskets and clamps for a reliable air- and fuel-tight seal
• Transfer throttle cable and choke linkage; verify smooth operation
• Adjust float level and jetting if required for altitude or modifications

Who this is for: This OLIFANT carburetor is intended for owners and mechanics restoring or maintaining Polaris 500 HO ATVs across the listed years, plus riders who need a cost-effective replacement for Scrambler, Worker, or ATP 500 models. It's best suited to users comfortable with basic carburetor installation and tuning or to repair shops seeking a compatible aftermarket unit that matches OEM dimensions and several Polaris part numbers.