Specification Brand : Seentech BulletPoint1 : ✅ UNIVERSAL FIT: This primer bulb is a reliable replacement for various models including Tecumseh 570682A, MTD 951-10639A, and Stens 120-925, among others. It's compatible with a range of snowblower brands like MTD, Troy-Bilt, Craftsman, Ryobi, Toro, Yard Machines, Lawn-Boy, and Bolens. Designed to fit Tecumseh engines such as AV520, AV600, AH600, and more. It's suitable for numerous models like H30, H50, HMSK80, OHSK110, and many others, ensuring versatility across different snowblower types. BulletPoint2 : ✅ EFFORTLESS STARTS: A functional primer bulb ensures proper fuel flow to the engine, facilitating easy starts, especially in cold weather or after storage. Cold temperatures can thicken fuel, hindering engine startup. A quality primer bulb injects fuel directly into the carburetor, priming the engine for a smooth start. BulletPoint3 : ✅ DURABLE CONSTRUCTION: Made with high-quality materials, this 951-10639A 570682A primer bulb is built to withstand repeated use and harsh outdoor conditions. Plus, the durable construction can handle the repeated squeezing and pressure changes during use, preventing leaks and ensuring a long lifespan BulletPoint4 : ✅ SIMPLE INSTALLATION: Replacing a worn-out primer bulb is a quick and easy process. The Seentech951-10639A 570682A Primer Bulb is designed for straightforward installation, allowing you to get back to mowing quickly BulletPoint5 : ✅ MONEY BACK GUARANTEE: The product supports a 30-day return and exchange policy. Our company values the shopping experience of each customer. If you have any questions during shopping, please contact customer service promptly. We will do our best to resolve the issue Color : As Pictured CompatibleWithVehicleType : Go Kart ExternallyAssignedProductIdentifier1 : 605883824318 ExternallyAssignedProductIdentifier2 : 0605883824318 FuelType : Gasoline Hazmat1 : DANGEROUS GOODS IN APPARATUS Hazmat10 : DE_Unregulated Hazmat11 : EG_Unregulated Hazmat12 : ES_Unregulated Hazmat13 : FR_Unregulated Hazmat14 : GB_Unregulated Hazmat15 : IN_Unregulated Hazmat16 : IT_Unregulated Hazmat17 : JP_Unregulated Hazmat18 : MX_Unregulated Hazmat19 : NL_Unregulated Hazmat2 : UN3363 Hazmat20 : PL_Unregulated Hazmat21 : SA_Unregulated Hazmat22 : SE_Unregulated Hazmat23 : SG_Unregulated Hazmat24 : TR_Unregulated Hazmat25 : US_Unregulated Hazmat26 : ZA_Unregulated Hazmat3 : 9 Hazmat4 : AE_Unregulated Hazmat5 : AU_Unregulated Hazmat6 : BE_Unregulated Hazmat7 : BR_Unregulated Hazmat8 : CA_Unregulated Hazmat9 : CN_Unregulated ItemName : Seentech 570682A 951-10639A Primer Bulb for Tecumseh AV520 HMSK100 HMSK105 HMSK110 - Compatible with MTD, Troy-Bilt, Craftsman, Ryobi, Yard Machines - Replaces 570682 951-10639 751-10639 (Pack 2) ItemPackageDimensions_Height : 11.4046 centimeters ItemPackageDimensions_Length : 3.81 centimeters ItemPackageDimensions_Width : 5.3086 centimeters ItemTypeKeyword : snow-blower-replacement-parts ItemTypeName : 951-10639A 570682A Primer Bulb Manufacturer : Seentech ModelName : Primer Bulb ModelNumber : 951-10639A 570682A NumberOfBoxes : 1 NumberOfItems : 2 PartNumber : 951-10639A 570682A PowerSourceType : No ProductDescription : Effortless Starts: A functional primer bulb ensures proper fuel flow to the engine, allowing for easy starting, especially on cold mornings or after extended storage. Durable Construction: Made with high-quality materials, this primer bulb is built to withstand repeated use and harsh outdoor conditions. Universal Fit: This replacement bulb fits a wide range of popular engine models, making it a versatile choice for your outdoor equipment. (Refer to compatibility list for specific models) Simple Replacement: Replacing a worn-out primer bulb is a quick and easy process, allowing you to get back to tackling your yard work fast. Signs You Need a New Primer Bulb: Difficulty Starting: If your engine cranks but struggles to start, a faulty primer bulb might be preventing proper fuel flow. Leaking Fuel: A cracked or damaged primer bulb can leak fuel, causing starting issues and potential fire hazards. Hardened Bulb: If the primer bulb feels stiff or difficult to squeeze, it's likely time for a replacement. ProductSiteLaunchDate : 2022-07-13T03:25:14.235Z RecommendedUsesForProduct : Leafblower RecommendedUsesForProduct1 : Snowblower RecommendedUsesForProduct2 : Go Kart RecommendedUsesForProduct3 : Lawn Mower SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1