The 667460 Primer Bulb is crafted with and durability and constructed to withstand repeated use and maintain its functionality which allows the primer bulb to be easily pressed and released, creating the necessary suction to draw into the carburetor and lines. With our high-quality replacements, you can trust reliable In cold temperatures, engines can be harder to due to the not vaporizing effectively. The primer bulb delivers a small amount of directly to the carburetor and combustion chamber, creating an optimal -air mixture that is easier to , making cold starts more reliable. You can simply replace the old primer bulb with the new one by yourself just in 15 minutes. Please wear work gloves to safety while replacing., Weight: 0.09259415004 Pounds, Manufacturer: UieoKakeh