Oregon 49-088-0 primer bulbThis 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 its crucial to ensure youre 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,

Replaces Tillotson RK14HU

Designed for straightforward installation

Replaces Briggs and Stratton

Outer diameter: 2-3/4"

Use Oregon 30-918 foam pre-cleaner

This innertube is 13 X 500-6 and has a bent valve

Fits MTD 942-0644 Many parts look similar

BUMP KNOB MCCULLOCH 300736 Many parts look similar

Measurements: Outer diameter: 3''

Designed to maximize every cut

Seal outer diameter: 2-13/16"

Blister pack paper air filter