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I like the spread bore DP carbs. build it

here is the only pic i could find online thats the same summit pump i had. http://cgi.ebay.com/ebaymotors/Summit-complete-fuel-system-regulator-fuel-pump_W0QQitemZ190027698196QQihZ009QQcategoryZ33553QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

Fwiw look at summits brand of fuel pumps. Ive ran a few of them over the years with good luck and are made by aeromotive. I dont like holley's pumpsor the design after i had one leak fuel into the electric motor. good thing i caught it before i had a car-b-que.

Ill check into that also thanks man. if i cant find one ill break out the tiny drill bits :angel9:

I have a buddy thats going to bring me his tuning kit will try swapping the springs and see what happens. It seems more predominant when it is cold (less the 140* on the gauge) and you barely touch the gas to move from a stop(like an old lady would drive)if you accelerate normal it does...

carb runs good otherwise just not enough of a pump shot. I hate to sink 40 bucks in a kit then 45 bucks in a tuning kit and it not repair the issue.

i moved it to the hole closest to the carb and it is a little better, i may try pull the lid off and clean the squirter out and have a look around inside. I believe it may just be a hair too small

Yeah,as soon as the arm move it shoots gas, What it really acts like is a holley with a loose pump arm. Maybe it needs a larger squirter?

yeah, im pretty sure its a purple shaft it was in the car when i bought it. im slowly trying to get the car running right. Seems like removing the 700 double pumper was a good move also in both gas milage and power areas. The motor makes about 12" of vaccume.

I have a bad stumble a little off idle. The car starts move, then the stumble, then keep pushing the trottle and it goes past the stumble and really takes off. I dont need to accelerate hard from a stop to make it happen. It happens even if i'm accelerating slowly. i believe the carb is a...