Engine Exhaust Valve fits Polaris Many 400 & 500 ATV's Replaces OEM# 3085412

Engine Exhaust Valve for Polaris

This Engine Exhaust Valve for Polaris manages gas flow through the cylinder head to maintain proper engine timing and power. This component replaces OEM 3085412 for many Polaris 400 and 500 ATV models.

Overview

The Engine Exhaust Valve for Polaris is a critical component that facilitates the exit of combustion gases. By using this Engine Exhaust Valve for Polaris, users ensure consistent engine performance and cylinder efficiency. This Engine Exhaust Valve for Polaris is intended for professionals or enthusiasts performing internal engine repairs.

Built For Performance

• Constructed from hardened high-heat alloy steel
• Precision machined for optimal seat contact
• Resists carbon buildup under high temperatures
• Engineered for accurate lift and duration timing

Fits These Machines

• for Polaris 400 ATV
• for Polaris 500 ATV

On-The-Job Use

• Replacing burnt or damaged exhaust valves
• Overhauling a cylinder head for increased compression
• Resolving engine misfire issues related to valve sealing

Specs At A Glance

Good To Know

Q: Should the valve seat be lapped during installation? A: Yes, lapping the valve to the seat is recommended to ensure a proper airtight seal.

Q: Are valve seals included with this purchase? A: No, this listing is for the valve only and does not include valve stems seals or springs.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.