fass 150 ?

T

thodge

New member
Joined
Jul 7, 2009
Messages
100
Can you adjust the fuel pressure on the fass 150 lift pump? If so how?
 
There is a spring on the return side

Heavier spring more pressure, lighter spring less pressure
 
Could you you use some sort of ball valve or something along that line to adjust it to a nats ass?
 
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