idle issue - Toyota Supra Forums

11-12-2009, 04:28 PM

#10

MA70-3.0GT

12psi boost

Join Date: Oct 2009

Location: Crewe, England

Posts: 356

Quote:

Originally Posted by MA70-3.0GT

One thing I did notice was that the pipe to the fuel pressure regulator was split....

...the fpr would also be affected by vacuum at idle or lack thereof, and could be one cause of a rich condition off boost before obviously leaning out on boost...

Anyone?... does the line to the fpr result in a lower fuel rail pressure under vacuum (i.e. at idle) or does it just serve to increase it under boost?

Either way I can't do much till Saturday (payday, roll on....) now 'cause I need to put some petrol in it...

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'89 MA70 Supra GT aero 3.0turbo JDM, Rebuilt motor, K&N intake, 3" stainless turbo-back. New turbo and braided line kit...

'89 Honda NC27 400, NC23 cams, open pipe, PC36a shock & possibly Showa USD forks...

'83 Yamaha 29R XJ750E-II, number 69 off the line, only runner in the country? Original except Koni shocks

'95 Honda PC26 CB500R, Winter hack, hateful, trying to sell it
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