This primer bulb is for carburetors and replaces Ryobi, Walbro and MTD. Oregon® replacement parts are built to meet or exceed OEM standards. Many parts look similar, so it’s crucial to ensure you’re choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement.

• For WT23A, WYJ33, WYJ34, WYJ45, WYJ86 carburetors
• Replaces Ryobi 683974, Walbro 188-512, MTD 791-683974B
• This part ensures proper fit and performance to maintain the life of your equipment

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov