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Kirkham Motorsports

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Old 07-24-2003, 01:04 AM
ERA 626's Avatar
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Just a little advise on mechanical fuel pumps for an FE.
I went through the song & dance on installing a Holly mechanical fuel pump for my 427. To begin with the holly has too much pressure. (8-9lbs) for street. It is advertised to have 5.5-6.5lbs. Then the first day on the road (about 50 miles) with my skeptical 8 year old in the car my holly sucks the diaphragm in and we were lucky the car did not catch fire. Had to catch a ride home and return to repair the car.
Took the Holly apart and fixed the diaphragm but did not address the high pressure issue.
Ordered a Carter from summit. I have heard that the Carter is supposed to be the best mechanical pump for the FE. HA HA HA LOL.
I installed the Carter and it seemed to run fine in my garage¡K So I take my 8 year old skeptical son again for a ride¡KOne exit down on the freeway and boom the car seems to run out of fuel.
I barely limp home by this time my son NEVER wants to ride in this LOUD broken down car again and I am bummedƒ¼ My whole time building this car I am looking forward to my son having fun but ¡K.
I take the Carter pump apart only to find a 3/8¡¨X3/8¡¨ piece of scrap foam rubber inside my NEW fuel pump¡K Install the pump again and it seems to run fine¡K
THANKS CARTER & HOLLY ¡K..
PIECE OF SHI$
To sum up.
My advice is to any one installing a new Holly or Carter mechanical fuel pump in there new $20K +/- motor is to completely disassemble the pump on the bench and check it out¡K They need it!!! If I half to do this again I will go electric
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Old 07-24-2003, 01:41 AM
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Mike,
I am sorry to hear about your problems first with Holley, and now with Carter.
Maybe Carter started followng on Hooley's steps and started contracting their manufacturing of the pumps to China, or Taiwan or some place like that.
Next time or even this time, why not do what I did? Go mechanical and electric both?

TURK
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Old 07-25-2003, 11:28 PM
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MRMIKE Mikey you have to put a fuel pressure regulator and gauge on that supply line befor the carb. With this much pressure you will blow the needle of the seat and flood out the motor or run Very Rich. CHANGE THE MOTOR OIL AND FILTER NOW!! You could have gas in the oil and will tear up the bearing in that nice Shelby motor. Summit or Jeg's will sell a Y kit, gauge and hose and fittings to make a system up. Get a fuel pressure regulator to put in line to keep the pressure at 4-5.5 psi. With those short drive you shouldn't have damaged the motor. Drive the car 100 miles and change the oil again. NO HARD ABUSE. You will be OK. Pictyures of the car look GREAT. Hope the family is fine. Rick Lake
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Old 07-25-2003, 11:38 PM
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I installed a carter pump and the pressure is now 6.5 lbs and it seems to run much better now. Still a little rich but I will fix that.
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