[Tigers] Carburetor input

[Gary]

Harry,
What kind of check valves?
Photos?
Thanks,
Gary


Sent from my iPhone

> On Apr 21, 2021, at 2:09 PM, H B Elam via Tigers <tigers at autox.team.net> wrote:
> 
> Hi all!
> I have had elex fuel pump problems since 1964 & an MGA. In my Tiger I have two pumps piped in parallel. There is no shifting valve as both have check valves. I only shift them electrically. The stock SU idles at 3.5 psi and the aftermarket at 4.2 psi. While I really can not notice any performance change I only use the aftermarket for troubles or autocrossing. The issue is not the carb but the float valve. My research indicated that most float valves are good for 7 psi. 
> 
> Harry Elam
> B382000471
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