Exhaust Valve Gaskets for Arctic Cat Mountain Cat 900 2003-2004 Snowmobile

Exhaust Valve Gaskets for Arctic Cat Mountain Cat 900

These exhaust valve gaskets seal the power valve covers on Arctic Cat Mountain Cat 900 snowmobiles, keeping exhaust gases contained and the variable exhaust system working correctly.

Overview

These exhaust valve gaskets are made to seal the power valve assembly on the Arctic Cat Mountain Cat 900 twin. Each exhaust valve gasket fits between the valve cover and cylinder, preventing leaks that can rob performance. They are a practical replacement for riders servicing 2003 and 2004 Mountain Cat 900 models.

Built For Performance

• Precision-cut to match the exhaust valve cover profile
• Heat-resistant construction handles high exhaust temperatures
• Seals against exhaust blow-by at the valve covers
• Helps maintain consistent power valve operation
• Sold as a set for both cylinders

Fits These Machines

• for Arctic Cat Mountain Cat 900 (2003)
• for Arctic Cat Mountain Cat 900 (2004)

On-The-Job Use

• Top-end rebuilds and power valve servicing
• Seasonal maintenance on Mountain Cat 900 sleds
• Fixing exhaust leaks around the valve covers
• Restoring power valve response after carbon cleaning

Specs At A Glance

Good To Know

Q: How many gaskets come in this set? A: The set covers both exhaust valve covers on the Mountain Cat 900 twin, so the full top end can be serviced.

Q: Should these be replaced during a power valve cleaning? A: Yes, replacing the gaskets whenever the covers come off helps prevent leaks and keeps the valves sealing properly.

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