QUOTE(davidke20 @ Sep 6 2012, 10:58 AM)
A side note from previous midnight run with lhwj. Luke cleverly assumed the vacuum reading as KM/L, on an average bassis driving consistently at 15in/hg can actually represent 15km/l on an averaging bassis. The previous MRR2 midnight runs yielded Luke 20.5km/l, whereas I managed to clocked 16km/l kinda phenomenon FC on a BLM SE. Credit goes to Luke & his lovely BLM SE
QUOTE(mengsuan @ Sep 6 2012, 12:30 PM)
On new EFI engine, fuel supply is cut on downhill. It doesn't burn lean, there's just simply nothing to burn. The combustion chamber temperature should not rise excessively just because of downhill high vacuum reading.
For carburettor engine, the lean burn may occur. Disengaging the gear on EFI engine will cause fuel to be injected again during downhill, wasting some fuel.
From Toyota: http://forum.diyefi.org/download/file.php?...a086b&mode=view
That's exactly what I told YAB when I was having TT with His Highness once For carburettor engine, the lean burn may occur. Disengaging the gear on EFI engine will cause fuel to be injected again during downhill, wasting some fuel.
From Toyota: http://forum.diyefi.org/download/file.php?...a086b&mode=view
QUOTE(dares @ Sep 6 2012, 12:58 PM)
19 hg/in idling? I'm jeles. Me only get 17 at the most This post has been edited by lhwj: Sep 6 2012, 01:35 PM
Sep 6 2012, 01:34 PM

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