570682A 951-10639A Primer Bulb - For Tecumseh HMSK80 HMSK100 HMSK110 LH318SA MTD Craftsman Troy-Bilt Cub Cadet Snow Blower EAP8691807 Verify component failure by testing

Verify component failure by testing the existing heating element and fuses for continuity with a multimeter

Visible Cracks: Hairline fractures appearing near the pivot points

or no longer seals properly

Safety is the top priority when working with gas components

570682A 951-10639A Primer Bulb - For Tecumseh HMSK80 HMSK100 HMSK110 LH318SA MTD Craftsman Troy-Bilt Cub Cadet Snow Blower EAP8691807 Verify component failure by testing570682A 951 10639A Primer Bulb Key Features Direct replacement primer bulb for small engines. Facilitates cold starts by delivering fuel directly to the carburetor. Features a two tab mounting design for secure installation. Constructed from fuel resistant material for durability with gasoline and ethanol blends. Replaces Cross Reference Part Numbers Tecumseh: 570682A, 570682, 321802A MTD (Craftsman Troy Bilt Ryobi Bolens Yard Machines Lawn Boy Yard