[Fot] Dual AFR gauges

toodamnfunky at comcast.net toodamnfunky at comcast.net
Wed Jul 29 12:52:58 MDT 2009


Mark, 

>From what I know at this point I definetly agree, the AFR is more relevant. 

I think my logic in wanting two AFR meters is flawed. 

If I were still running the ZS's with variable mixture it would make more sense to have two. 

I have Mikuni HSR 45's now so my settings in large are fixed until I swap jets or jump the needles. 

There would be no reason for different readings between the two carbs other than debris or something 

affecting fuel flow. The Mikuni's are real good about staying syncronized which I suppose would also cause a different AFR between the two. I would be interested in the AFR meter if you would like to discuss off-list. 

Thanks, 

jg 






----- Original Message ----- 
From: "Diesel Performance Parts Inc. - Info" <info at dieselperformanceparts.com> 
To: fot at autox.team.net 
Sent: Wednesday, July 29, 2009 11:36:30 AM GMT -07:00 Chihuahua / La Paz / Mazatlan 
Subject: [Fot] Dual AFR gauges 

Jim, 

Dual gauges aren't necessary when using an AFR gauge. The O2 sensor goes 
in the header collector and you are actually reading all 4 cylinders at 
one time. I use (and sell if you need one) the Auto Meter AFR's on my 
race Spit and have found it to be MUCH more relevant than an EGT gauge. 
We use tons of EGT gauges in my diesel performance business but for 
gasoline especially race usage the AFR is much more relevant. 

Mark Craig 
Diesel Performance Parts, INC. 
411 Allied Drive 
Nashville, TN 37211 
866-455-7788 Phone 
615-834-9923 Fax 
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