Intake tract length
blackgpz at rochester.rr.com
Sun Jan 27 15:16:30 PST 2008
I think you already summed it up......
>>and my butt is not that sensitive
Steve in Western NY
'02 Daytona 955i
'08 KLR 650
"You Can't Fix Stupid", Ron White
----- Original Message -----
From: "Andrew Smith" <asmith285 at gmail.com>
To: "GPZ LIST" <gpzlist at micapeak.com>
Sent: Sunday, January 27, 2008 3:47 PM
Subject: Intake tract length
> I've got an idea I'd like to bounce off of the group. Like many, I have
> switched to individual pod air filters. Not necessarily for top end
> performance, but for ease of maintenance as much as anything.
> I know that theoretically the pod filters should reduce the intake tract
> length and have some detrimental effect on low end power (which may be
> masked by gains from reduced resistance through the K&N - I don't have
> pulls before and after and my butt is not that sensitive!). After reading
> all about the new Yamaha's taking the time and resources to develop
> intake tract lengths for the R1 and R6, I starting thinking about putting
> spacers between my carbs and pods to lengthen the tract length and gain
> low end power (though probably at the expense of high RMP breathing).
> I've gathered the materials to do so, but now I am uncertain of how long
> make them! I'll probably start long and shorten them if I have need/time
> experiment. I thought I'd throw these two questions out there for
> 1. Is this (cheap) experiment worthwhile?
> 2. How long should the spacer be?
> The more input the better!
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