better brakes
Randy Grein
randygrein at comcast.net
Thu Sep 25 23:06:34 PDT 2008
Heh. Get a SS engine. With race gas we're seeing an easy 15 mph over
the bone stock bikes at Pacific and Spokane. I'm pulling 16/43 gearing
which is about right - peak power on my bike is about 9500 and there's
a fair power drop by redline. Of course, WMRRA does allow unlimited
compression mods...
Randy Grein, WMRRA #41
On Sep 25, 2008, at 3:54 PM, Jo Rhett wrote:
> Heh, I'd love to see an SV go 140mph. Real life fastest I think
> mine have gone was 126 *with* a hefty tailwind.
>
> On Sep 25, 2008, at 2:13 PM, Kabara, Richard M. wrote:
>> Jo, keep in mind that power goes with the cube (3rd power) of speed
>> for aero drag. At those speeds, mechanical drag is a small
>> percentage of total drag, assume it zero. Assume aero drag is the
>> same for both bikes.
>>
>> These are ROUGH numbers for illustration:
>> GSX-R1000 150 rear wheel-hp 180mph top speed
>> SV650 70 rear wheel-hp 140mph top speed
>>
>> (180mph/140mph)^3 = 2.1
>>
>> 150hp/70hp = 2.1
>>
>> So the GSX-R1000 has more than double the hp, but only goes ~30%
>> faster than the SV...
>>
>> Mother Nature is a real bitch!
>> Rich
>>
>> -----Original Message-----
>> From: Jo Rhett [mailto:jorhett at fastlizardracing.com]
>> Sent: Thursday, September 25, 2008 4:51 PM
>> To: Suzuki SV650 Mailing List
>> Subject: Re: better brakes
>>
>> 100 more horsepower gets you 15mph? That's hard to believe.
>> (not saying you are wrong, just doesn't make any sense to me)
>>
>> On Sep 25, 2008, at 1:20 PM, zoran wrote:
>>> it is about 15-20 miles per hour difference between two bikes.
>>> it is acceleration of gsxr that makes you think it is much faster
>>> than that.
>>>
>>>
>>> Zoran Vujasinovic
>>> Twin Works Factory
>>> 775-786-4881
>>> www.twfracing.com
>>> ----- Original Message ----- From: "Jo Rhett" <jorhett at fastlizardracing.com
>>>>
>>> To: "Suzuki SV650 Mailing List" <sv650 at micapeak.com>
>>> Sent: Thursday, September 25, 2008 1:17 PM
>>> Subject: Re: better brakes
>>>
>>>
>>>> Quite possible, I hardly checked it out to determine accuracy ;-)
>>>>
>>>> Trust me that it wasn't just 135 or something. That's within 10
>>>> miles per hour of what the SV does. I was going faster by halfway
>>>> down the straight than the SV does at the end of the straight.
>>>>
>>>> On Sep 25, 2008, at 12:41 PM, vik anderson wrote:
>>>>> Yes, I race a 2005 GSXR1000 and I have never seen anything close
>>>>> to 170 at
>>>>> Thill. My laps times are usually 1:58's. Sometimes faster,
>>>>> sometimes slower.
>>>>>
>>>>> Methinks the bike you were riding was re-geared and the speedo,
>>>>> which is
>>>>> notoriously inaccurate anyway, was reading higher due to the re-
>>>>> gearing.
>>>>>
>>>>> On Thu, Sep 25, 2008 at 12:35 PM, Jo Rhett <jorhett at fastlizardracing.com
>>>>>> wrote:
>>>>>
>>>>>> Huh? Just to be clear, my mid-corner speed between 14 and 15 was
>>>>>> ~90mph
>>>>>> and I was well past 150mph before the start/finish line.
>>>>>>
>>>>>> Remember, GSXR1000. Not an SV.
>>>>>>
>>>>>>
>>>>>> On Sep 25, 2008, at 12:31 PM, Ernest Montague wrote:
>>>>>>
>>>>>>> adjusted for bench racing
>>>>>>>
>>>>>>> Actual 135
>>>>>>>
>>>>>>> On Sep 25, 2008, at 12:25 PM, vik anderson wrote:
>>>>>>>
>>>>>>> 170?
>>>>>>>>
>>>>>>>>
>>>>>>>> On Thu, Sep 25, 2008 at 11:11 AM, Jo Rhett <jorhett at fastlizardracing.com
>>>>>>>>> wrote:
>>>>>>>>
>>>>>>>> A long time ago there was a conversation about having better
>>>>>>>> brakes, and
>>>>>>>>> I
>>>>>>>>> was told that I didn't know good because I had never felt it.
>>>>>>>>>
>>>>>>>>> Well the '03 750 front end had better stopping power, but only
>>>>>>>>> incrementally so and certainly wasn't an eye opener.
>>>>>>>>>
>>>>>>>>> Last week I rode a friend's 2006 GSXR1000 and *THAT* was some
>>>>>>>>> better
>>>>>>>>> brakes. I grabbed them lightly in the paddock and did a
>>>>>>>>> full on
>>>>>>>>> stoppie. I
>>>>>>>>> was worried they might be too grabby on the track, but at
>>>>>>>>> speed they
>>>>>>>>> were
>>>>>>>>> incremental and *sweet*. 170mph down Thunderhill's front
>>>>>>>>> straight and I
>>>>>>>>> felt better entering turn 1 on the GSXR1000 than I ever did on
>>>>>>>>> either
>>>>>>>>> sv650.
>>>>>>>>> My god those brakes were nice.
>>>>>>>>>
>>>>>>>>> The pads were Vesrah SRJL, which I have already acquired.
>>>>>>>>> Is there
>>>>>>>>> anything else about the '06 brakes I might want to find? Can
>>>>>>>>> I just
>>>>>>>>> swap
>>>>>>>>> these onto my '03 front end? Pretty please?
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Jo Rhett / velociRaptor Racing
>>>>>>>>> #553 WERA / AFM
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Vik
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>> --
>>>>>> Jo Rhett / velociRaptor Racing
>>>>>> #553 WERA / AFM
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Vik
>>>>
>>>> --
>>>> Jo Rhett / velociRaptor Racing
>>>> #553 WERA / AFM
>>>>
>>>>
>>>>
>>>>
>>>
>>
>> --
>> Jo Rhett / velociRaptor Racing
>> #553 WERA / AFM
>>
>>
>>
>>
>
> --
> Jo Rhett / velociRaptor Racing
> #553 WERA / AFM
>
>
>
>
>
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