Yamaha Big Bear 350 Carburetor Intake Manifold O-Ring for 1987-1999

Carburetor Intake Manifold O-Ring for Yamaha Big Bear 350

This carburetor intake manifold O-ring seals the carburetor-to-manifold connection on Yamaha Big Bear 350 machines, keeping the intake path airtight so the engine runs on the correct fuel mixture.

Overview

This carburetor intake manifold O-ring is a replacement seal for the intake joint on Yamaha Big Bear 350 models. It prevents air from sneaking past the carburetor mounting area, which keeps idle steady and throttle response predictable. A practical part for anyone servicing the carburetor on a Yamaha Big Bear 350.

Built For Performance

• Seals the carburetor-to-manifold joint against vacuum leaks
• Helps maintain a smooth, steady idle
• Withstands fuel, oil, and intake heat exposure
• Direct-fit replacement for the original O-ring style seal
• Small, affordable part worth keeping on hand for carb work

Fits These Machines

• for Yamaha Big Bear 350 (1987-1999)

On-The-Job Use

• Carburetor removal and reinstallation
• Intake manifold service on Yamaha Big Bear ATVs
• Correcting lean-running and rough-idle issues
• Workshop or trailside carburetor rebuilds

Specs At A Glance

Good To Know

Q: Does this O-ring fit my Big Bear 350? A: It is listed for Yamaha Big Bear 350 models from 1987 through 1999. Verify your model year and carburetor configuration before ordering.

Q: What happens if the O-ring is worn? A: A worn O-ring allows air to leak into the intake, causing a lean condition, erratic idle, and poor throttle response. Replacing it during carb service helps correct those symptoms.

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