6S5-81167-10-00 Crankshaft Oil Seal for Yamaha AR 250 1900 2024-2026

Crankshaft Oil Seal for Yamaha

This crankshaft oil seal replaces OEM part 6S5-81167-10-00, sealing the crankshaft ends on Yamaha watercraft engines to keep oil in and water out.

Overview

This crankshaft oil seal is a direct replacement for Yamaha part number 6S5-81167-10-00. It seals the crankshaft where it exits the engine case, preventing oil leaks and blocking water intrusion that can damage bearings and internal components. It is made for riders performing routine maintenance or a full engine rebuild on their Yamaha watercraft.

Built For Performance

• Direct replacement for OEM part 6S5-81167-10-00
• Precision-formed lip for a tight seal on the crankshaft
• Oil-resistant material holds up to constant oil contact
• Withstands heat and pressure inside the engine case
• Resists water intrusion in marine operating conditions
• Fits cleanly during routine rebuilds and reseals

Fits These Machines

• for Yamaha CrossWave 1900
• for Yamaha AR 250 1900

On-The-Job Use

• Sealing the crankshaft during a top or bottom end rebuild
• Replacing a worn or leaking seal found during inspection
• Routine engine maintenance on Yamaha watercraft
• Resealing the crankcase after internal engine service

Specs At A Glance

Good To Know

Q: Does this seal match the original Yamaha part? A: Yes, it is built to replace OEM part number 6S5-81167-10-00. Confirm the part number on your machine before ordering.

Q: Should I replace more than one seal at a time? A: If you have the engine apart, replacing all crankshaft seals together saves future labor. Inspect each seal for wear or hardening before reassembly.

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