Namura Crankcase O-Ring Seal for Yamaha ATVs & UTVs Replaces OEM 3B4-15379-00-00

Crankcase O-Ring Seal for Yamaha

This Namura crankcase O-ring seal for Yamaha serves as a reliable replacement for OEM 3B4-15379-00-00, ensuring a leak-free environment within your engine. It provides a secure seal to contain oil and prevent contaminants from entering the crankcase.

Overview

The Namura crankcase O-ring seal for Yamaha is manufactured to strict tolerances to maintain the integrity of your engine casing. This Namura crankcase O-ring seal for Yamaha prevents messy leaks that can result in performance degradation over time. It is an essential component for any engine maintenance or rebuild involving the crankcase covers.

Built For Performance

• High-grade rubber compound for heat resistance
• Exact dimensions to meet OEM 3B4-15379-00-00 specifications
• Excellent compression set for a reliable seal
• Compatible with standard engine oils
• Engineered for easy installation in engine grooves

Fits These Machines

• for Yamaha ATVs
• for Yamaha UTVs

On-The-Job Use

• Sealing crankcase access covers
• Preventing oil leaks during engine servicing
• General engine top-end or bottom-end maintenance

Specs At A Glance

Good To Know

Q: Is a sealant needed for installation? A: Generally, this O-ring is designed to seat properly without additional sealants, though a light coating of oil is recommended.

Q: Can this be reused? A: O-rings should typically be replaced whenever the cover is removed to guarantee a tight seal.

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