My trick to success has been to rest the manifold on the edge of a solid surface exactly where the cap screws in and whomp the living sh&t out of it exactly opposite where it's resting on a solid surface. The impact tends to break the seal so to speak. And yes there is a risk to cracking the housing but you really have to hit it really hard. And besides I don't worry about that because I always have more...lol.


Always buying gas pumps and parts.

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Buckles Vintage Gas Pump Parts LLC
Carthage Indiana