Yes, the pumps are valved themselves. By the way I never heard of a efi

at

15psi?? Sounds like one step above a carburetor. regards Skip

Skip, since you are new to the list put your replay after the old message
so things are in chronological order and people can figure out what
you are referring to.

Paul Lamar

I purchased this system from Holley several years ago. They identifiy it as
a two barrel TBI PRO-JECTION. Their website still advertises it and now
offers a digital system, Yvon.

 
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