Propane/water/alcohol injection and O2 sensors

[bill.shurvinton at nokia.com]

One of the main sellers of LPG conversions here in UK offers a box to add 8-10° of advance with LPG. They have a dyno and generally use it, but.......

Bill

-----Original Message-----
From: ext Eric Fahlgren [mailto:efahl at adams.com]
Sent: Wednesday, April 10, 2002 12:56 PM
To: diy_efi at diy-efi.org
Subject: Re: Propane/water/alcohol injection and O2 sensors


bill.shurvinton at nokia.com wrote:

> 3. Propane has a RON of 112 so needs advanced timing not retarded

I inferred from what Phil said that the flame propogation is faster
with propane in the mix, so the timing needs to be retarded to make
best horsepower (not to avoid detonation, although that may play a
factor with a faster flame front).

-- 
Eric Fahlgren                            Mechanical Dynamics, Inc
efahl at adams.com                          Ann Arbor, Michigan, USA
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