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Re: [turbobike] turbocharging a 1074 gsxr

sebastian (nxtlvlrcng@email.msn.com)
Mon, 12 Apr 1999 18:30:25 -0700

-----Original Message-----
From: Rick <gsxr1100@ptw.com>
To: bike <turbobike@natvideo.com>
Date: Monday, April 12, 1999 3:01 PM
Subject: Re: [turbobike] turbocharging a 1074 gsxr

Every person has his own way and preferences. The good thing about using a
thicker base gasket if you were to use one is that you can always adjust the
size to adjust your compression ratio. I myself prefer not to use a base
gasket to lower compression but that is my own preference.


>well that's what this list is here for so we all can learn
>but I think 8:1 is to low for the GSXR motor
>the combustion chamber is so efficient that you don't have to lower the
>compression
>I run a squish of .050 on the GSXR any closer and you are going to have
>contact
>how much power do you make at 20 psi??
>yes I do run water injection for land speed racing ( 2 to 7 miles at a high
>boost setting )
>but not because the engine detonates because the water injection reduces
the
>thermal
>stress on the engine and makes it last longer.
>I just see no reason to waste money on part you don't need.
>the stock pistons have proven them self's to me,after racing it all year
>making over......I don't know 150,200 dyno runs.........you tell me
>would you change anything?
>
>Turbo Rick
>350HP Turbo GSXR1100 Street bike
>Web Site  http://www.ptw.com/~gsxr1100/
>Southern California Timing Association 1998 Fastest Bike of the year
>EL Mirage Land speed Record holder 204.626 MPH
>E-mail gsxr1100@ptw.com
>
>
>> I have to disagree with You Rick.
>> I also run 8:1 cr and it hasenīt lost much compared to stock.
>> Have You measured Your squish band? Itīs a bit lose on stock
>> motors. If your gonna use a squish band ,run it real tight like 0,8mmīs,
>> or dont at all. Gsxrīs doesent seem to react that much to having no
squish
>> band (dyno tests).  I have runned 20psi on pump gas with no problems.
>> Rick didnīt You use water injection when running high boost?
>>
>> best regards / Christer
>>
>> Rick skrev:
>>
>> > The 1052 motor has 10:1 stock and the 1127 has 10.5:1 compression
>> > I can run about 12 to 14 PSI on pump gas making 260 to 275 HP to the
>> > rear wheels.
>> >
>> > In my opinion you went WAY to low in compression and if you put a thick
>> > base gasket under the cylinder or a thick head gasket you killed allot
>> > of efficiency by opening up your squish
>> >
>> > Turbo Rick
>> > 350HP Turbo GSXR1100 Street bike
>> > Web Site  http://www.ptw.com/~gsxr1100/
>> > Southern California Timing Association 1998 Fastest Bike of the year
>> > EL Mirage Land speed Record holder 204.626 MPH
>> > E-mail gsxr1100@ptw.com
>> >
>> > >     I'm curious, what's your compression ratio and how much boost can
>you
>> > run
>> > > on pump gas?
>> > >
>> > > Dropping compression on my bike was a pain in the butt, but I wanted
>to
>> > use
>> > > pump gas.  I went from 12:1 to 7.9:1.
>> > >
>> > > thanks,
>> > >     Dave.
>> > >
>> > > Rick wrote:
>> > >
>> > > > Hi George
>> > > >
>> > > > >
>> > > > > Hi my name is George and I live in montreal,Canada.
>> > > > > I have a nitrous injected 1100 gsxr in a 750 frame.The bike made
>> > > > > 137.5hp at the wheel and 190.2 with NOS.Quarter mile time was
>10.16
>> > > > > @147mph.I know want to turbocharge but I need some info.I'm
aiming
>at
>> > > > > 210-240hp with stock internals.What turbo can I use that I can
>> > scavenge
>> > > > > from a car?Can I use my stock 38mm carbs and do I have to modify
>> > > > > anything?My friend is a machinist and he owns a tig welder.We
will
>> > > > > fabricate the headers and intake.Can a T-3 garrett be used?
>> > > >
>> > > > The T-3 will work
>> > > >
>> > > > > How do i get the oil to the turbo and back to the engine?
>> > > >
>> > > > Tap into the main oil gally plug on the right side below the
>ignition
>> > cover
>> > > > if you mount the turbo high enough you can drain into your clutch
>cover
>> > > > if you have to use a pump or use the suction from the engine oil
>pump
>> > > > to draw the oil out.
>> > > >
>> > > > Do I need an
>> > > > > oil pump?How can I lower the compression using stock pistons?
>> > > >
>> > > > leave the compression alone
>> > > > I run mine stock with 26PSI
>> > > >
>> > > > Turbo Rick
>> > > > 350HP Turbo GSXR1100 Street bike
>> > > > Web Site  http://www.ptw.com/~gsxr1100/
>> > > > Southern California Timing Association 1998 Fastest Bike of the
year
>> > > > EL Mirage Land speed Record holder 204.626 MPH
>> > > > E-mail gsxr1100@ptw.com
>> > >
>>
>>
>>
>
>