8GL-12121-10-00 Exhaust Valve for Yamaha 210 FSH Deluxe 1050 2018-2022

Exhaust Valve for Yamaha

This exhaust valve for Yamaha, part number 8GL-12121-10-00, manages exhaust flow in the 1050 engine used across 2018-2022 210 FSH Deluxe models.

Overview

This exhaust valve for Yamaha is a direct-fit replacement component built for the 1050 marine engine family. It controls the release of combustion gases from the cylinder head, helping the engine breathe properly at all RPM ranges. Ideal for boat owners performing top-end service or rebuilding a worn cylinder head.

Built For Performance

• Constructed from heat-resistant alloy to withstand continuous exhaust temperatures
• Precision-ground valve face for a proper seal against the valve seat
• Correct stem diameter for a clean fit in factory valve guides
• Designed to match OEM dimensions for the 1050 engine platform
• Resists carbon buildup and pitting under sustained marine use

Fits These Machines

• for Yamaha 210 FSH Deluxe 1050, 2018-2022

On-The-Job Use

• Cylinder head rebuilds and top-end refreshes
• Replacing burnt or bent exhaust valves after overheating
• Routine valve clearance service on 1050 engines
• Restoring compression and exhaust flow on high-hour boats

Specs At A Glance

Good To Know

Q: How many exhaust valves does a 1050 engine need? A: The 1050 engine uses one exhaust valve per cylinder, so confirm your exact cylinder count before ordering. A: Replace valves in matched sets when rebuilding a head for even wear.

Q: Should I replace valve seals at the same time? A: Yes, new stem seals are recommended whenever a valve is removed to prevent oil seepage. A: Check valve guide wear before installation.

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