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Old 02-11-2019, 08:49 PM   #25
jeffahart
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Join Date: May 2012
Location: Scottsdale, AZ
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Re: Correct Gas Cap? Too much pressure!

Quote:
Originally Posted by 697498chevy View Post
The #10623 cap doesn't leak on right turns on my 69 truck . If I fill it up to the neck and park it in the sun it'll build up pressure and probably leak . I don't fill it all the way up . My truck does have a LMC tank with the vent line plugged . Hope this helps .
My 10623 cap vents and breaths. Maybe I got a defective cap. But it does not have the same internals of other caps I've tried. I just might look at one next time I'm at O'Reilly and see if it vents. Anyhow, I finally have I cap I love. I hated the tank bloat.


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