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DSN_KLR650
Devon
Posts: 933
Joined: Sun Jun 03, 2001 7:13 pm

air box

Post by Devon » Wed Nov 12, 2003 11:20 am

From: "Murray Dochstader"
>To: DSN_klr650@yahoogroups.com> >Sent: Wednesday, November 12, 2003 5:53 AM >Subject: [DSN_klr650] Air Box > > > >> >>Over on the Pacific side south of San Quitan, the course runs through a >>10-mile-long silt bed where I unloaded at speed. I filled my air-box with >>silt, and some of it went through the (oiled and greased) filter. As a >>result I have to re-ring the "beast". >>
Sorry to hear about your motor getting a sanding. How did the silt get through? What type of filter were you using? What did you oil it with? Thanks, Devon

thad_carey
Posts: 264
Joined: Sun Sep 21, 2003 10:53 am

air box

Post by thad_carey » Wed Nov 12, 2003 9:38 pm

--- In DSN_klr650@yahoogroups.com, "Murray Dochstader" wrote:
> Mornin' Gang: > > > > I just got back from pre-riding the Baja 1000 race course (a lot of
fabulous
> new un-raced trails this year). > > > > Over on the Pacific side south of San Quitan, the course runs
through a
> 10-mile-long silt bed where I unloaded at speed. I filled my air-
box with
> silt, and some of it went through the (oiled and greased) filter.
As a
> result I have to re-ring the "beast". > > > > I am convinced that the stock setup is way too small for a motor
this large
> in (mostly) off-road conditions, and want to replace it with
something that
> will accommodate a filter with way more filtering area. > > > > Anybody have any suggestions? > > > > Anybody made a swap? > > > > Thanks for any suggestions. > > > > Murray Dochstader B.C. Canada. > > > > [Non-text portions of this message have been removed]
Murray, I'm a zealot when it comes to this airbox issue. This is my 4th KLR, an '01. I always did the pipe and K&N thing which did improve performance a small amount. However, after I opened the airbox and cleared the backfire screen out, the engine really came to life. Now I'm not talking ZX12 power, but a really qualifiable amount that lets the bike hit 100 mph in an amount of time that's not measured by a sundial. It required a decent amount of up-jetting, but it hasn't really altered fuel mileage, if I reasonably stay off the throttle. It accelerates very strongly and pulls the front wheel up waaay easier with the same throttle and rider effort as before. You are dead right about the intake opening of the airbox being way too small for a 650 single, and the wire mesh is another stopper for airflow. The airbox is big, however, and easily capable of opening up without compromising waterproofing to any degree. Get a Dynojet needle/jet kit, open up the top of the airbox, and remove the screen. It delivers a noticeable power increase well worth the effort. You have to completely remove the airbox from the frame to do a decent job on the screen removal, but again, well worth it. Thad Carey A15 (in Barbie's clothes)

George Bynum
Posts: 6
Joined: Fri Apr 30, 2010 6:33 am

new format

Post by George Bynum » Mon Oct 07, 2013 6:37 am

I read in digest format, and have seen no changes. Has anything been said about changes to digests? George 05 in its oxidized faded glory.

86cm@att.net
Posts: 1
Joined: Mon Oct 07, 2013 5:53 am

air box

Post by 86cm@att.net » Mon Oct 07, 2013 6:53 am

Thinking about removing air box from my 2004 KLR and running a pod on carb. Anyone tried this?

Jeff Saline
Posts: 2246
Joined: Fri Oct 10, 2003 6:02 pm

air box

Post by Jeff Saline » Mon Oct 07, 2013 8:44 am

On Mon, 07 Oct 2013 11:53:39 -0000 "86cm@..." writes:
> Thinking about removing air box from my 2004 KLR and running a pod on > carb. > Anyone tried this?
<><><><><><> <><><><><><> I don't have personal experience on this with a KLR. But on some engines, when a support is removed from the carb it can result in vibrations/harmonics that lead to fuel frothing in the float bowl. That can lead to air/fuel mixture issues which can be irregular and hard to sort out. Best, Jeff Saline The Beautiful Black Hills of South Dakota 75 R90/6, 03 KLR650 . . . . . . . ____________________________________________________________ One Weird Trick Could add $1,000s to Your Social Security Checks! See if you Qualify… http://thirdpartyoffers.juno.com/TGL3141/5252baca9c4793aca09b8st01vuc

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