REFLECTOR: Running LOP

[Jim Agnew]

Sorry Scott, 
 
My Lycoming IO-360 200HP angle valve has tuned intakes so they at least moved up to the 50's!
 
Jim

 
James F. Agnew
Jim_Agnew_2 at Yahoo.Com
Tampa, FL
Velocity 173 Elite Aircraft Completed & Flying 



----- Original Message ----
From: michalk <michalk at awpi.com>
To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org>
Sent: Friday, December 15, 2006 12:52:02 PM
Subject: Re: REFLECTOR: Running LOP


For my fuel tables on the Autronic, I am going to have areas designated 
for LOP ops.  No mixture knob, the engine will automatically run in that 
regime.

Scott Derrick wrote:
> Steve,
> 
> Because some of the engine monitor companies still live in the 40's like 
> Lycoming does..
> 
> There isn't a fuel injected automobile made today that doesn't run LOP 
> either all the time or automatically adjusts to it when it can.
> 
> ROP operations are used on most Lycomings and Continental engines 
> because the fuel distribution is so god awful you have to waste 10% to 
> 30% of your fuel to get a semblance of smooth running.  This came to be 
> because it was easy(lazy) and gas was cheap in the 40's.  
> 
> 60 years later Continental is making their version of precision 
> injectors(been on cars for 20 years) for some of their big bore engines, 
> Lycoming is still running in the "Up and Locked" position. I'm not sure 
> if either company has heard of tuned induction or tuned exhaust, give um 
> a couple more decades and they'll come around.
> 
> Vision's VM1000C  has a LOP lean-to-find function as do a couple others. 
> GRT told me they are in the process of adding it.
> 
> Scott
> 
> steve korney wrote:
> 
>>
>> (Snip)...A LOP lean-to-find option is nice on an engine monitor but 
>> most just
>> offer a ROP lean-to-find..
>>
>> Wonder why that is Scott...
>>
>> Best... Steve
>>
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