b20vtec help

General engine questions/issues that aren't specific to the other categories
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b20vtec help

By jred
- Wed Aug 04, 2010 1:52 pm #207401 im almost finish with my b20vtec build "simple build" all stock parts for now.b16a head b20 block.
Can i use my stock b16 ecu as a temporary sub? (for bout a month), until i get my Hondata.
if so what do i have to do for it to run safe until i get the management system?
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By poorman type-r
- Wed Aug 04, 2010 2:28 pm #207404 i cant answer the second question for ya but my friend used a b16 ecu on his b20v and it ran like shit. i'm not sure if the ecu was just failing or what. But thats all i got to tell ya. i will research for you and let you know.
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By poorman type-r
- Wed Aug 04, 2010 2:43 pm #207406 Actually i was reading on Honda-Tech and they said to use the ecu of the head your using, so i guess the ecu might have been fucked up in my friends car. So i'm guessing you should be alright. If anything go get a street tune.
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By jred
- Wed Aug 04, 2010 3:17 pm #207414 thanks, i was doing some research myself and i read on a forum a guy said to get a adjustable FPR ( dont know if this is necessary ) did your friend have a Adjustable FPR? what psi was his at?
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By poorman type-r
- Wed Aug 04, 2010 10:03 pm #207469 Nah he didn't have one. All his fuel managment was stock, he did get a street tune though and the guy adjusted the injectors.
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By asianrob
- Thu Aug 05, 2010 1:59 am #207492 id go ahead and get an adjustable fuel pressure regulator if anything id probably run a P30 or P72 ECU or chipped P28.


your need that FPR when you tune it anyways.
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