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Old Oct 15, 2020 | 10:09 PM
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waldig
Senior Member
Joined: Feb 2008
Posts: 4,508
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From: VA
Talking Re: bigger throttle body

I have to disagree in that the DCI intake showed 25 HP increase on my SRT on a mustang dyno below 3000 rpm. I designed it to increase air flow, aka lower the resistance up to the TB, and it worked, the single CAI actually had a 0ne PSIG pressure drop at the TB at WOT and 6000 rpm. One PSIG is a big deal when the atmosphere is only about 14.7 PSIG before the TB.

A larger TB assists but it can not be too big unless serious programming is done on the engine controller. Rob and I tried a PAIR of TB's on a DCI and it sorta worked but the engine would have a continuous hick-up during normal driving, ok on WOT but I could not get the computer to accept the fact that more air was available at any throttle setting.

Enjoy, only 19 days till election, finally cant wait. Woody
 
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