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Old 06-26-2012, 03:05 PM   #1
scoyote
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Join Date: Oct 2008
Location: On the shores of Bull Shoals, AR
Posts: 509
Extremefi 700 CFM throttle body

$200 plus shipping

http://www.ebay.com/itm/PC-Chrome-TB...item5638f0e605

5,000 miles on it.

This one comes with 454 injectors from NAPA. (injectors don't come with the throttle body when you buy it)

I also put an adjustable fuel pressure regulator on it from Jegs and then I tapped a vacuum fitting into it that you connect to a vacuum source. What that does is drop your fuel pressure about a pound while at idle. This allows you to have more fuel pressure at full throttle and not run too rich at idle.

Or, you can just remove the fitting and plug it if you prefer.

The fuel pressure is set at 17 pounds right now but it will adjust higher or lower, all you have to do is remove the regulator and adjust the tension screw. Once set it remains the same.

I went with a Holley because they are easier to adjust fuel pressure.
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1991 F250 - Hunting truck w/ Detroit rear locker, ARB front locker, front and rear winches .... and more....
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