8GL-12121-10-00 Exhaust Valve for Yamaha Jet Blaster Pro 3-Up 1050

Exhaust Valve for Yamaha

This exhaust valve for Yamaha is a direct replacement component that regulates exhaust flow from the cylinder on the 1050 engine, cross-referenced to OEM part number 8GL-12121-10-00.

Overview

This exhaust valve for Yamaha is built to control exhaust gas exit on the Jet Blaster Pro 3-Up 1050. It matches OEM part number 8GL-12121-10-00 so the valve drops into the factory location on 2025-2026 models. Riders and shops use this exhaust valve for Yamaha rebuilds and routine top-end service.

Built For Performance

• Direct cross-reference to OEM part 8GL-12121-10-00
• Fits the 1050 engine used in the Jet Blaster Pro 3-Up
• Designed for the 2025-2026 model years
• Steel alloy construction suited to high-temperature exhaust flow
• Factory-matched dimensions for a drop-in fit

Fits These Machines

• for Yamaha Jet Blaster Pro 3-Up 1050, 2025-2026

On-The-Job Use

• Top-end rebuilds on the 1050 engine
• Restoring exhaust flow after valve wear or damage
• Routine service before the riding season
• Shop repairs on Jet Blaster Pro 3-Up models

Specs At A Glance

Good To Know

Q: Does this valve fit both the 2-Up and 3-Up Jet Blaster Pro? A: This listing is specified for the 3-Up 1050, so confirm your exact model before ordering.

Q: Do I need to replace other top-end parts at the same time? A: Valve work is often paired with fresh seals and gaskets, so inspect related components during the job.

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