On 2/4/2013 7:43 AM, Fred Hink wrote:
> Yes, drilling the slide does make a difference but until you ride a 650
> with a direct pull carb, you don't know what you are missing. There is no
> hesitation with this carb. Lofting the front wheel over a rock or log at
> an idle is instantaneous. No waiting on the vacuum to catch up. A 650
> single is a torque monster and the CVK carb is killing this beast. The
> CVK carb is a good all around carb and a good match for the KLR but if you
> are wanting your KLR to pull hard at very slow speeds, this vacuum
> operated carb is a weak link.
>
> Fred
>
http://www.arrowheadmotorsports.com
>
>
> -----Original Message----- From: GMac999
> Sent: Monday, February 4, 2013 8:24 AM
> To: 'Fred Hink' ; 'Lee Dodge' ; 'RobertWichert'
> Cc: 'KLR650 List'
> Subject: RE: [DSN_KLR650] Wide Ratio gearsets
>
> Fred,
>
> That's what drilling the slide does, gets more vacuum to pull the slide
> up. It really makes a difference in the low RPM snap and power. It
> doesn't seem to effect the mid and upper rpm power or mpg.
>
> GregM
>
>
> -----Original Message-----
> From:
DSN_KLR650@yahoogroups.com [mailto:
DSN_KLR650@yahoogroups.com] On
> Behalf Of Fred Hink
> Sent: Monday, February 04, 2013 9:05 AM
> To: Lee Dodge; RobertWichert
> Cc: KLR650 List
> Subject: Re: [DSN_KLR650] Wide Ratio gearsets
>
> I believe one of the big problems with the KLR is that the CVK carburetor
> needs vacuum to operate the slide and at low speeds there isn t enough
> vacuum to make the carb work like it should. Pulling up a steep incline at
> slow speeds and you power out, this is not good. The engine is able to
> make adequate torque but since the slide isn t opening when you want it,
> it feels like a 125 instead of a 650. Changing the carb to a direct pull
> type of carb makes all the difference and I doubt you would need a wide
> ration or 6 speed transmission. White Bros. used to sell a Motion Pro
> carb kit for the KLR that included a Mikuni direct pull carb, the
> throttle, cable and everything else you needed to bolt in this carb to
> your KLR. Mikuni still makes this carb and it is reasonable priced. You
> would have to come up with the cable as the throttle is still available
> too. This would wake up the bottom end and would be especially noticed at
> trail riding speeds, not so much at freeway speeds. If anyone would like
> to experiment with a Mikuni carb, let me know.
>
> There are some that have used first gear out of the early model KLR600 to
> gain better low end gearing. This helps but is pretty expensive and you
> don t see the KLR600 much anymore.
>
> IMS a while back was making wide ratio gear sets for some of the MX type
> bikes. I asked IMS at one point if they might make a gear set for the KLR
> and they said they could but the price was prohibitive.
>
> Fred
>
http://www.arrowheadmotorsports.com
>
>
>
> From: RobertWichert
> Sent: Monday, February 4, 2013 7:52 AM
> To: Lee Dodge
> Cc: KLR650 List
> Subject: Re: [DSN_KLR650] Wide Ratio gearsets
>
>
> I actually like the 13 tooth sprocket so much, I would not want to
> switch back to stock no matter what. But another gear? THAT I would
> like. Top gear would be a stock ratio fifth gear, as a sixth gear.
> Wide ratio would be a decent improvement, if it was equivalent to a 13
> tooth top gear, in fourth, and fifth was stock.
>
> But I'm broke.
>
> Robert Wichert P.Eng. LEED AP BD&C
> +1 916 966 9060
> FAX +1 916 966 9068
>
> ===============================================
>
> On 2/3/2013 11:45 AM, Lee Dodge wrote:
>>
>> With the talk of gearing the KLRs and such I've provided a link to a
>> site where
>> you can see the cost ofa wide box for the Suzuki DRz400. I found
>> another out of
>> England for @ 1200USD.
>> Yes the KLR would benefit from a change of some ratios (as would many
>> non racing
>> off roaders ) but the cost for development is HIGH. We''re on our own,
>> so keep
>> a selection of C'shaft sprockets, they're not expensive and very
>> available,
>> they'll only cost you time.
>> Lee
>>
>> ________________________________
>> From: Bob K mailto:cbrxx98%40hotmail.com >
>> To: mailto:moabmc%40citlink.net ;
>> mailto:dsn_klr650%40yahoogroups.com
>> Sent: Wed, September 8, 2010 5:07:06 PM
>> Subject: RE: [DSN_KLR650] Re: 13 Tooth Road Ride Report
>>
>> I don't think the stock KLR has enough grunt to pull a 6th gear with a
>> large
>> rider or a loaded bike. Wish it did though...........
>>
>> Bob 09
>>
>> ________________________________
>> To: mailto:DSN_KLR650%40yahoogroups.com ;
>> mailto:judjonzz%40msn.com
>> From: mailto:moabmc%40citlink.net
>> Date: Wed, 8 Sep 2010 15:45:23 -0600
>> Subject: Re: [DSN_KLR650] Re: 13 Tooth Road Ride Report
>>
>> IMS back in the day used to make a wide ratio gear set for the CR500.
>> If there
>> were enough demand, a wide ratio gear set could be made for the KLR.
>> Fred
>>
http://www.arrowheadmotorsports.com
>>
>>
>> From: Jud
>> Sent: Wednesday, September 08, 2010 10:45 AM
>> To: mailto:DSN_KLR650%40yahoogroups.com
>> Subject: [DSN_KLR650] Re: 13 Tooth Road Ride Report
>>
>>
>> --- In mailto:DSN_KLR650%40yahoogroups.com
>> , RobertWichert wrote:
>> >
>>
>> > Man, I'd kill for a six speed, or even a two-speed primary. Heck, a
>> > REALLY wide ratio gearbox would be OK with me. Compromise,
>> compromise....
>> >
>> > --
>>
>> This is the one thing it would be nice if KHI would do. It is the one
>> thing the
>> aftarmarket can't do.
>>
>> [Non-text portions of this message have been removed]
>>
>>
>
> [Non-text portions of this message have been removed]
>
>
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
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