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-   -   Dual Throttle Bodies? *no 56k* (https://www.homemadeturbo.com/general-discussion-6/dual-throttle-bodies-%2Ano-56k%2A-15693/)

sohcrxsi 02-11-2004 08:29 AM

Re:Dual Throttle Bodies? *no 56k*
 
my big crappy truck has 2 throttle bodies and two intake tubes. its funny looking, ill take a pic sometime if i remember (yeah right)

88b16civic 02-11-2004 09:22 AM

Re:Dual Throttle Bodies? *no 56k*
 
The intakes job is to get the most filling while the valves are open. In order to get even more filling then just a straight pipe into the cylinder like that the use a manifold that is tuned to the legnth and X-secional area to what rpm you want that extra filling. When the valve closes air that was moving into the cylinder builds up behind the closed valve and makes a pressure wave that is reflected back up the intake runner, hits the back of that plenum and then travels back down and arives when the valve opens again. On a system like this they choose to get the advantage of low restriction to the advantage of the resedence effect. This should work like ITB up to but kinda suck at low RPMs.

jung4g 02-11-2004 12:12 PM

Re:Dual Throttle Bodies? *no 56k*
 
Yeah, low rpms have got to be pretty jumpy, but with a car that peaks at 1100 hp, why would you be at low rpms...

Looks sick, and I think that's what they were going for.

88crxSi 02-11-2004 12:49 PM

Re:Dual Throttle Bodies? *no 56k*
 

Originally Posted by 88b16civic
The intakes job is to get the most filling while the valves are open. In order to get even more filling then just a straight pipe into the cylinder like that the use a manifold that is tuned to the legnth and X-secional area to what rpm you want that extra filling. When the valve closes air that was moving into the cylinder builds up behind the closed valve and makes a pressure wave that is reflected back up the intake runner, hits the back of that plenum and then travels back down and arives when the valve opens again. On a system like this they choose to get the advantage of low restriction to the advantage of the resedence effect. This should work like ITB up to but kinda suck at low RPMs.

i take back what i said and i have a disagreement to this statement. on a N/A car that is probably correct (to a certain degree), but on a forced induction car all bets are off is my guess.

HMT-Admin 02-11-2004 11:30 PM

Re:Dual Throttle Bodies? *no 56k*
 
------- ground zero guys have more money coming out their ass....

di3go 02-12-2004 01:18 AM

Re:Dual Throttle Bodies? *no 56k*
 
help me, I am lost in the web of tubes :'(


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