View Single Post
Old 07-01-2014, 07:32 AM   #13
scooder
Senior Member
 
Join Date: Jul 2010
Posts: 2,593
Default Re: Ques. about 8BA fuel/ Vac. pump

Quote:
Originally Posted by Big Red 51 View Post
The one thing I found out when I got a new double action Airtex pump 9597, is that they put out 7 1/2 lbs of fuel pressure which blew the power valve out. Had to use a regulator until after 1500 miles of use when the cheap Chinese spring weakened and the pressure dropped to 4 lbs, so I added 3 more pump stand gaskets and got down to 2 1/2 lbs and took the regulator off. The second pump also had 7 1/2 lbs. Uses same rod as manual pump.
Don
I gota ask, how did the pump blow the power valve out?
Can't, can it?
Martin.
scooder is offline   Reply With Quote