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Z1000j tuned motor

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floydsz1
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Z1000j tuned motor

#1 PostAuthor: floydsz1 » Sun May 07, 2023 3:03 pm

Had this tuned by Graham at diptune a few years ago for a race project but it never got used so hasn't been run since building. Need to raise funds so having a clearout of bikes and parts. Cost me over well £2000 including buying the original motor. Looking for £1500 firm if anyone's interested.
Sep welded and balanced crank
1075 wiseco piston kit
Under bucket shim conversion
Head work
Yoshi spec cams
New clutch etc
Been sat with oil in it in my workshop.
I'm based in Morecambe if anyone wants to have a look. Kettle is always on.

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Last edited by floydsz1 on Fri Jul 21, 2023 7:41 pm, edited 1 time in total.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

neilbarrett
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Re: Z1000j tuned motor

#2 PostAuthor: neilbarrett » Tue May 09, 2023 2:27 pm

Were abouts you based

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floydsz1
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Re: Z1000j tuned motor

#3 PostAuthor: floydsz1 » Wed May 10, 2023 5:37 am

Hi Neil, 5 min from jcn34 m6 just outside morecambe.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

neilbarrett
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Re: Z1000j tuned motor

#4 PostAuthor: neilbarrett » Wed May 10, 2023 5:20 pm

PM sent .I think

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floydsz1
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Re: Z1000j tuned motor

#5 PostAuthor: floydsz1 » Fri Jul 21, 2023 7:42 pm

Bump
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

Robw
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Re: Z1000j tuned motor

#6 PostAuthor: Robw » Sun Sep 17, 2023 12:41 pm

Hi Floyd, any idea of what horse power this might deliver? Looking at a possible replacement for my endurance bike engine.
Cheers Rob
Z1000R/ZRX, RD 125LC, Zx7r , Endurance racer, gpz1100b1

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floydsz1
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Re: Z1000j tuned motor

#7 PostAuthor: floydsz1 » Sun Sep 17, 2023 1:06 pm

Hi Rob, I wouldn't like to say ,I can ask my mate tomorrow who's does some work for Graham who built it, he's at bsb at the moment, he works for one of the race teams. He's got, I think 3 kawasaki race bikes of his own that he's built, one Harris and 2 p&m's all with j/gpz motors. It is in a fairly high specification, maybe others on here would have a better idea than me. I'll let you know what my mate says as soon as I've spoken to him. Thanks, Peter.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

Robw
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Re: Z1000j tuned motor

#8 PostAuthor: Robw » Sun Sep 17, 2023 1:23 pm

That would be great,
Rob
Z1000R/ZRX, RD 125LC, Zx7r , Endurance racer, gpz1100b1

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floydsz1
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Re: Z1000j tuned motor

#9 PostAuthor: floydsz1 » Mon Sep 18, 2023 8:07 pm

Just spoke to my mate, he says it should give a minimum of 125bhp obviously depending on carbs and exhaust, 130 should be possible at least. His gpz engine in his early pm puts out just shy of 125hp with 29 mm carbs and an old pm exhaust, so with bigger carbs and suitable pipe etc etc. Hope this helps.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

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floydsz1
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Joined: 24th Jun 2007
Location: SUNNY MORECAMBE

Re: Z1000j tuned motor

#10 PostAuthor: floydsz1 » Mon Mar 18, 2024 10:55 pm

I've still got this for sale if anyone might be interested.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.

DeadZedDave
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Re: Z1000j tuned motor

#11 PostAuthor: DeadZedDave » Wed Mar 20, 2024 8:23 am

I'm astonished no one has bought this yet.

Got to be worth more than double the price !

If somebody looked at buying a standard motor, then doing all the work it'd easily cost a lot more.

There must be somebody out there looking for a few more BHP ?

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floydsz1
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Re: Z1000j tuned motor

#12 PostAuthor: floydsz1 » Wed Mar 20, 2024 12:50 pm

Thats what id have thought Dave. I saw a standard z1000j motor sell for £1500 that looked like it had been in a skip and wanted a full rebuild.
Z1b,
zxr750 m2,
zrx1200
Z1000j lawson race bike,
Versys 1000gt (2019),
Gsxr750H.


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