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Old 02-12-2009, 03:53 PM
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Scooterz
Senior Member
RACING JUNKIE
 
Join Date: Mar 2006
Location: EUGENE,OR.
Posts: 3,391
Default Fuel Pump Issue??!!

I think I need to buy & new fuel pump. My Holley manual is failing (170GPH) I think & is not enough apparently. I am getting sufficent pressure, but not enough flow at this point?? Here is a brief current setup: Sumped original tank w/ mallory filter @ tank all 10an to pump. Then 8an to reg w/ filter inbetween. from reg 6an to carb which is quickfuel 950hp. Reg is a BP w/ 6 an back to tank. BBC w/ P&P heads, teamG, solid lunatti, about 500Hp. all steel 69 Camaro w/ Th350 & stall.

Symptoms: off idle is fine. mid starts to fail & when secondaries are open for a duration, I get some flat acceleration & poping like it is lean. W/O Acceleration is poor. Carb is new (and larger than last), reg is new, new filters, plugs & wires new. floats set, jets correct, PV (only in primary) checked & is fine. Sound like a pump issue??

I need some electric pump advice. How is Holley blue/black?? I cannot afford the magna flow right now... but I want to get going soon. Have not had to buy a pump in a long time!! Any feed back is appreciated!! Scooter
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