The 6 Best Bleeder Screws (2023 reviews)

If you often find yourself scrambling for appropriate and satisfactory screw, dorman bleeder valve should be your first option for buying. This engine coolant bleeder screw matches fit and function of the original equipment screw. It comes with some thread lock/seal. Its 3/8 thread, with a 10 mil socket or wrench to tighten it down with and a 7 mil socket or wrench for the bleeder valve, just snug the bleeder valve or it will brake off. It is perfectly and the threads are precoated with locktite. This fits various gm vehicles.

This bleeder valve is a must have when filling the radiator system. It is designed to withstand high cooling system temperatures and pressures. It can be used in the original bleeders, the whole bleeder must be changed out.

Why We Like This:

Matches the original screw for fit and function
Good investment for long term

MTC Bleeder Screw

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The mtc bleeder screw's superior materials makes sure that it ages well with use.

Why We Like This:

High quality part replacement parts engineered from the highest quality materials
New and hot release

Carlson Bleeder Screw

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Best part: carlson bleeder screw costs comparatively low and it is available to ship in 24 hours.

Why We Like This:

Good brand reputation
New and hot release

Carlson Bleeder Screw

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The carlson bleeder screw is satisfactory and appropriate and fits well with your regular usage.

Why We Like This:

Delivers what they promise
New and hot release

Dorman Bleeder Screw

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The dorman bleeder screw is capable of outshining several other screw featured in this list in overall features for the price point. They are a 1 way valve that assists air removal in a fast-pump action. They can be reused for many years and Speed Bleeder sells the sealant to re-coat the threads when it wears out.

Why We Like This:

Good investment for long term
Lot of satisfied buyers

Dsnaduo Bleeder Screw

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate screw. The dsnaduo bleeder screw is exactly that - it's a simple screw that hits all the right notes.

Why We Like This: