GPz racer is done

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29 Aug 2007 04:14 #167067 by StreetfighterKz
Replied by StreetfighterKz on topic GPz racer is done
eel wrote:

what are your thoughts on using 91-94 octane gas on this low comp motor.. at the track its all i feed my 2007 ZX6R.. but when i have the GPZ there..

mine has stock comp.. which is what.. 9:1?

any advantage to using the faster burning gas, like 87 or 89 octane?


I've done several research papers on octane rating. Do yourself and your wallet a favor and run 87-89 octane. You're not going to have to worry about detonation with a 9:1 motor. With higher octane you're more likely going to make less power than with 87-89 since the flame front might not reach every part of gasoline before the exhaust valve starts opening.

The higher octane is fine in the ZX6 since they run 11:1 or higher CR.


Later, Doug

1978 z1000 Streetfighter
1976 z900 Stripfighter (work in progress)
1983 Gpz750 Resto-Mod
1989 Vmax

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03 Sep 2007 08:36 #168209 by eel
Replied by eel on topic GPz racer is done
I got the bike on the national dyno.. i think the dyno (pro) reads a bit low for obvious reasons.. i was able to get the bike to 70.6hp with the airbox, 117.5 mains and no air filter. i will probably go down to 115s and put the air filter back in.

bike needs a rounder front tire and 1 or 2 teeth up on the back sprocket..

the exhaust worked great i put a baffle out of a yosh rs-3 inside and packed it pretty good with old fiberglass.

I beat a few SVs :)

Post edited by: eel, at: 2007/09/03 11:46

1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz

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03 Sep 2007 08:38 #168210 by eel
Replied by eel on topic GPz racer is done
I got the bike on the national dyno.. i think the dyno (pro) reads a bit low for obvious reasons.. i was able to get the bike to 70.6hp with the airbox, 117.5 mains and no air filter.

bike needs a rounder front tire and 1 or 2 teeth up on the back sproket..

the exhaust worked great i put a baffle out of a yosh rs-3 inside and packed it pretty good with old fiberglass.

I beat a few SVs :)

Post edited by: eel, at: 2007/09/03 11:46

1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz
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03 Sep 2007 12:49 #168265 by Jessz1
Replied by Jessz1 on topic GPz racer is done
Thats a cool pic. I had an 83 gpz I wish I hadn't of sold.

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10 Aug 2008 06:11 - 10 Aug 2008 06:23 #231114 by eel
Replied by eel on topic GPz racer is done (update)
more pics.. update!!!

1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz
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Last edit: 10 Aug 2008 06:23 by eel.

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10 Aug 2008 06:18 - 10 Aug 2008 06:23 #231115 by eel
Replied by eel on topic GPz racer is done (update)
whee.. at calabogie


1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz
Attachments:
Last edit: 10 Aug 2008 06:23 by eel.

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10 Aug 2008 06:20 #231117 by eel
Replied by eel on topic GPz racer is done
these sv guys had no clue where i came from!!!!

1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz
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10 Aug 2008 06:22 #231118 by eel
Replied by eel on topic GPz racer is done
bike now has total loss ignition since we last spoke
still using the same tires as last year.. lol (bt45)

grinding something in this picture.

1984 GPz750
2007 ZX6R
53-Racing.com - My Website
My GPz
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10 Aug 2008 06:56 #231126 by Old Man Rock
Replied by Old Man Rock on topic GPz racer is done
I love these images.... Boneriffic!

BTW, I'm not up on all the lingo, WTF is an SV?

OMR

1976 KZ900-A4
MTC 1075cc.
Camshafts: Kawi GPZ-1100 .375 lift
Head: P&P via Larry Cavanaugh
ZX636 suspension
MIKUNI, RS-34'S...
Kerker 4-1, 1.5" comp baffle.
Dyna-S E.I.
Earls 10 row Oil Cooler
Acewell 2802 Series Speedo/Tach
Innovate LC1 Wideband 02 AFR meter

Phoenix, Az

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10 Aug 2008 07:13 #231130 by Mcdroid
Replied by Mcdroid on topic GPz racer is done
Old Man Rock wrote:

I love these images.... Boneriffic!

BTW, I'm not up on all the lingo, WTF is an SV?

OMR


I second the images...looked great!

and see this about the SV en.wikipedia.org/wiki/Suzuki_SV650S

Michael
Victoria, Texas

1982 GPz750
1977 KZ1000A
1978 KZ1000A
1982 GPz1100
1975 Z2A

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10 Aug 2008 20:14 #231268 by Sandy
Replied by Sandy on topic GPz racer is done
I had to remove MY caliprs,and hang them(at a different angle) to ge the air out.It worked great.:)

1977 KZ1000 A-1

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10 Aug 2008 20:21 #231270 by Mark Wing
Replied by Mark Wing on topic GPz racer is done
Great pix, glad to how good it's working. Keep kicking ass on those newer bikes.

Jesus loves you Everyone else thinks your an ***

77 KZ650 C1 with ZX7 forks, GPZ mono rear, wider 18 police wheels and Yoshimura motor.

Yorba Linda Cal.

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