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70mm throttle body?

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Old Oct 31, 2002 | 08:24 PM
  #1  
Cro-Mag's Avatar
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From: Richmond, Va
Default 70mm throttle body?

is there any downfalls to using 70mm as aposed 2 a 68mm or even a 65?
is bigger always better?
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Old Oct 31, 2002 | 09:20 PM
  #2  
dLo GSR-stolen-now-WRX's Avatar
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From: kyoto sangyo daigaku, kyoto, japan, sometimes bay area CA
Default Re: 70mm throttle body? (spnnr90)

i havea 70 mm for sale...

great top end!
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Old Nov 4, 2002 | 05:34 PM
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StorminMatt's Avatar
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From: Sacramento, CA, USA
Default Re: 70mm throttle body? (spnnr90)

A larger throttle body can actually DECREASE flow if the intake manifold bore is not big enough. Flow is best when the throttle body and intake manifold bore are the same.
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Old Nov 4, 2002 | 08:23 PM
  #4  
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Default Re: 70mm throttle body? (StorminMatt)

so a port matched 70mm is better than say a 68 that is the same?
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Old Nov 4, 2002 | 09:32 PM
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dLo GSR-stolen-now-WRX's Avatar
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From: kyoto sangyo daigaku, kyoto, japan, sometimes bay area CA
Default Re: 70mm throttle body? (spnnr90)

so a port matched 70mm is better than say a 68 that is the same?
if the IM accomodates it
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Old Nov 5, 2002 | 02:36 AM
  #6  
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From: LUTZ, fl, usa
Default Re: 70mm throttle body? (dLo GSR)

70 mm is way over kill for stock bore mild n/a motors! I would recomend it for high power turbo motor anyday!! eric
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Old Nov 5, 2002 | 05:12 AM
  #7  
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From: Brooklyn, NY, USA
Default Re: 70mm throttle body? (rainmanEK)

how about a 68mm throttle body for a 99 prelude??? would i notice anythin or should i just scrap that idea???
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Old Feb 8, 2003 | 02:21 PM
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Default Re: 70mm throttle body? (dLo GSR)

Do u still have it
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