33bhp restriction jetting??
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Please can you post items for sale or wanted in the correct For Sale section. Items / bikes for sale here will be removed without warning. Reasons for this are in the FAQ. Thanks
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- Regular Member
- Posts: 608
- Joined: Fri Jan 01, 2010 8:50 pm
- Bike owned: RVF400 NC35
- Location: Bedford, Bedfordshire
Re: 33bhp restriction jetting??
my first blast on my 1st 'proper' bike was brilliant... obviously a lot faster than my nsr.. but it was just a great feeling being on the road on a bigger, quicker and better sounding faster bike
I hope your test dont get cancelled but i wouldnt be suprised.. snow just started coming down here in Bedford and forecast for the whole week
I hope your test dont get cancelled but i wouldnt be suprised.. snow just started coming down here in Bedford and forecast for the whole week
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- Site Supporter
- Posts: 454
- Joined: Mon Aug 03, 2009 10:16 pm
- Bike owned: 94 Fzr 400 3TJ ZXR400 Racer
- Location: Hayle, Cornwall
Re: 33bhp restriction jetting??
yeh i cant wait. biggest bike i've ever ridden is a wrf250 motocrosser. never ridden on the road properly apart from my cbt but i shud be fine.
just wanna go for a massive cruise got plenty of nice twisty roads down in cornwall
just wanna go for a massive cruise got plenty of nice twisty roads down in cornwall

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- Regular Member
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- Joined: Fri Jan 01, 2010 8:50 pm
- Bike owned: RVF400 NC35
- Location: Bedford, Bedfordshire
Re: 33bhp restriction jetting??
cornwall.. where bouts? I used to live down in Penzance and also St Ives.. you that far down?
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- Bike owned: 94 Fzr 400 3TJ ZXR400 Racer
- Location: Hayle, Cornwall
Re: 33bhp restriction jetting??
yeah i live in hayle and used to live down near penzance. some lovely roads round here.
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- Settled in member
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Re: 33bhp restriction jetting??
Dyno print out on the way, I had it done by Moto Corse, he said that it could do with adjusting a little low down, but I'd have to fiddle with the screws as it was below 5K.CMSMJ1 wrote:No need to be riding round in 4th as it won't pull top like DanHam - I'll bet he needs to lean it off as it is bogging down...
He told me to just take the washers out.
- CMSMJ1
- Moderators
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- Joined: Thu May 01, 2008 9:42 am
- Bike owned: NC30-No9
- Location: Chesterfield, United Kingdom
Re: 33bhp restriction jetting??
Cool..let's have it 

IMPERATOR REX ANGLORUM
The V4 is the law..
NC30 - No9 - my old mate
The V4 is the law..
NC30 - No9 - my old mate
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- Settled in member
- Posts: 133
- Joined: Mon Jul 20, 2009 6:56 pm
- CMSMJ1
- Moderators
- Posts: 7161
- Joined: Thu May 01, 2008 9:42 am
- Bike owned: NC30-No9
- Location: Chesterfield, United Kingdom
Re: 33bhp restriction jetting??
Cool - never seena restricted bike dyno graph before...
Looks lean at low revs to me - if I read it right and so would benefit from washers.
Mine looks like this (or used to as the exhausts are changed now)

No air/fuel on that but it was dead straight.... Nice smooth cuves.
It is interesting how the torque on yours just dies off..
Looks lean at low revs to me - if I read it right and so would benefit from washers.
Mine looks like this (or used to as the exhausts are changed now)

No air/fuel on that but it was dead straight.... Nice smooth cuves.
It is interesting how the torque on yours just dies off..
IMPERATOR REX ANGLORUM
The V4 is the law..
NC30 - No9 - my old mate
The V4 is the law..
NC30 - No9 - my old mate
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- Settled in member
- Posts: 133
- Joined: Mon Jul 20, 2009 6:56 pm
Re: 33bhp restriction jetting??
You don't want to ride it, its shit.
What would I do then to go about sorting out the leanness low down.
How come yours doesn't have the 5K flat spot? The one on mine at 5K and 7K is really annoying when I'm trying to do a fast getaway, its like my old RS50 when that was playing up
Yours look really good, how much BHP do you think the exhausts will have added?
What would I do then to go about sorting out the leanness low down.
How come yours doesn't have the 5K flat spot? The one on mine at 5K and 7K is really annoying when I'm trying to do a fast getaway, its like my old RS50 when that was playing up
Yours look really good, how much BHP do you think the exhausts will have added?
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- Bike owned: 94 Fzr 400 3TJ ZXR400 Racer
- Location: Hayle, Cornwall
Re: 33bhp restriction jetting??
laws etc aside i think im gunna whip my restrictors out as soon as i am used to it or as soon as i find a nice exhaust system which means it would need a re-jet anyway, i dont like the thought of starving the v4 of power and making it run shitty.
top speed restricted bout 100/110
top speed unrestricted 130/135
either way if you get caught your gunna have no licence, so might aswell just have them out and ride carefully.
bike runs nicer and you havent got horrible flat spots.
thats my plan anyway
top speed restricted bout 100/110
top speed unrestricted 130/135
either way if you get caught your gunna have no licence, so might aswell just have them out and ride carefully.
bike runs nicer and you havent got horrible flat spots.
thats my plan anyway
