570682A 951-10639A Primer Bulb with Fuel Line, Fits Tecumseh Craftsman Troy-Bilt Cub Cadet - 2 Pack

570682A / 951-10639A Primer Bulb with Fuel Line

Key Features

• Package Includes: 2 primer bulbs, 2 fuel line hoses
• Material: Durable, flexible polymer construction
• Function: Primes carburetor for easier engine starting, especially in cold conditions
• Fuel Compatibility: Suitable for use with gasoline and ethanol-blended fuels

Replaces / Cross-Reference Part Numbers

• Tecumseh: 570682A, 570682, 321802A
• MTD (Craftsman / Troy-Bilt / Ryobi / Bolens / Yard Machines / Lawn-Boy / Yard-Man): 951-10639A, 951-10639, 751-10639, 951-10888A, 951-10888B
• Stens: 056-200

Compatibility & Fitment

• Commonly used on snow blowers and snow throwers
• Fits various models from brands including:
• Craftsman
• Cub Cadet
• MTD
• Tecumseh
• Troy-Bilt
• Yard Machine

When to Replace

• Bulb is cracked, brittle, or has lost flexibility
• Engine is difficult to start or will not start
• Bulb does not return to its original shape after being pressed
• Visible fuel leakage around the primer bulb assembly

Installation Tips

• Ensure the engine is cool and drain any fuel from the tank before beginning work.
• Note the routing and connection points of the original fuel lines before removal.
• Cut the new fuel lines to the same length as the original lines.
• Ensure all connections are secure to prevent air or fuel leaks.
• After installation, press the new bulb several times to fill it with fuel and check for leaks before starting the engine.