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Manufacturer Part
Primer Bulb 640351
Genuine OEM Part # 640351RC Item # 1659247
Manufacturer Part
Skill Level
$7.63
Skill Level
Does this part fit my product?
Keep engines primed with this replacement primer bulb, part number 640351, designed for select Craftsman, Tecumseh, Toro, or Lawn Boy Lawn Mower or Small Engine.
$7.63
This part 640351 is compatible with:
- Product Type:
- Lawn Mower, Small Engine
- Brands:
- Craftsman, Toro, Lawn Boy, Tecumseh
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Common Problems Fixed by the Primer Bulb
Based on customer reports and repair data, this part commonly fixes these issues:
About the Primer Bulb
Over time, the rubber of the primer bulb can become brittle and cracked. If the primer bulb is leaking, replace it. Don't try to patch or repair it.
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