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| Michael18 |
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 Michael18 Derestricted Danger
Joined: 01 Dec 2012 Karma :  
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| Thorn |
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 Thorn Banned

Joined: 07 Oct 2012 Karma :     
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 Posted: 23:21 - 20 Jan 2013 Post subject: |
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https://en.wikipedia.org/wiki/Honda_CB600F
46.6*2 = 93.2bhp
So according to that, hornets aren't valid A2 bikes now. Get yourself something more sensible that you're less likely to kill yourself on, like an srad GSXR600 (93bhp)..  ____________________ Skyjet SJ125-26 (Dead) || Yamaha FZS600 (Dead) || Kawasaki ZX-9R C2
"Everything you touch turns to disappointment." |
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| Michael18 |
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 Michael18 Derestricted Danger
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| Thorn |
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 Thorn Banned

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| Michael18 |
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 Michael18 Derestricted Danger
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| Paulington |
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 Paulington World Chat Champion

Joined: 11 Mar 2009 Karma :   
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 Posted: 00:08 - 21 Jan 2013 Post subject: |
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Hey Michael.
If you check Wikipedia/other sources you will find that Hornets seem to be above 90bhp as stock, meaning they can not be restricted down to 47bhp.
However, Bandits are (from what I've seen) around 85bhp, making them fine to restrict down.
Although, I would like to see what would happen if someone were to buy a Hornet, dyno it, show it to be <90bhp in "stock" trim, get a headed letter from a garage saying this is true and then restrict it down.
Rogerborg and I discussed this recently and the law says "net power output" but it doesn't say (to my knowledge) where it is measured (I personally think it's measured at the rear wheel) but also when it's measured. Do they mean "power the moment it left the factory" or "power in it's current state"? I am sure there are some pre-2000 Hornets that produce less than 90bhp in stock trim now. Roger, if you read this, maybe we should throw in that FOI request? .
There should be restrictor kits on eBay for the Bandit already as there are lots for other bikes, under "Kickstart Engineering" I think.
Anyway, just know that if a bike has 90bhp or less in "stock" trim, it is legal to restrict down to 47bhp.
Oh, as for the weight limits, it's easy to calculate for yourself! Just find the weight of the bike, preferably dry as the UK law says wet weight, so if it's 0.2kW/kg or less dry then you know it's definitely safe when wet (as the P/W ratio will go down).
Take the power (35kW restricted, obviously) and divide it by the weight (in kilograms) and if the number that comes out is <0.2, then it is legal in terms of power-to-weight ratio.
Cheers! . ____________________ "Four wheels move the body, two wheels move the soul."
Current Vehicles: '89 Kawasaki KDX200, '99 Yamaha XV535, '00 Honda ST1100 Pan-European, '08 Suzuki GSX-R1000, '08 Mitsubishi Lancer GS4 2.0 TDCi, '15 BMW 1 Series 116d Sport Turbo.
CBT: 27/08/08. Theory: 04/09/09. Module 1: 16/09/09. Module 2: 01/10/09. |
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| BigDan1190 |
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 BigDan1190 Could Be A Chat Bot

Joined: 03 Mar 2010 Karma :   
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| Paulington |
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 Paulington World Chat Champion

Joined: 11 Mar 2009 Karma :   
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 Posted: 02:02 - 21 Jan 2013 Post subject: |
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| BigDan wrote: | sells quality stuff for fair prices. |
As nice as he probably is, the best part of £50 for four metal washers with holes in and a bit of paper is definitely pushing the edge of "fair". ! Admittedly it is fair, given what other people charge for 33bhp restrictors, but still. !
I just figured it's all development costs, dynoing to get the hole diameter right, but still. I am sure he is a lovely bloke, the people I bought the SV650S restrictor from were, but I just can't help feeling reamed when paying £50-£200 depending on seller for a set of washers. !
Cheers! . ____________________ "Four wheels move the body, two wheels move the soul."
Current Vehicles: '89 Kawasaki KDX200, '99 Yamaha XV535, '00 Honda ST1100 Pan-European, '08 Suzuki GSX-R1000, '08 Mitsubishi Lancer GS4 2.0 TDCi, '15 BMW 1 Series 116d Sport Turbo.
CBT: 27/08/08. Theory: 04/09/09. Module 1: 16/09/09. Module 2: 01/10/09. |
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| Michael18 |
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 Michael18 Derestricted Danger
Joined: 01 Dec 2012 Karma :  
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 Posted: 09:26 - 21 Jan 2013 Post subject: |
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But now the restriction is actually up from 33bhp to 46.6, would that not make the washers useless now or is it just as simple as drilling the holes a bit bigger?
EDIT: Scratch that, just went onto his ebay page and he's already selling the 46.6bhp restrictors - This guys good!
On a side note, I tried to book my Mod 2 yesterday and found that i could book literally any slot this week starting from tomorrow morning! I can see it being like that for a while now! |
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| Rogerborg |
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 Rogerborg nimbA

Joined: 26 Oct 2010 Karma :    
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 Posted: 10:03 - 21 Jan 2013 Post subject: |
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| Paulington wrote: | Roger, if you read this |
Hey-oh.
| Paulington wrote: | maybe we should throw in that FOI request?  . |
To whom? DfT, VOSA, DVLA, ACPO Plc, Plodforces, CPS/Fiscal?
I'd fully expect the answer to be a stock "We do not hold that information and the FoIA does not require us to create it."
If you can find anyone in Authority who knows about the power-to-weight, let alone cares about it, I'd be astonished. Bear in mind that insurers have had 20 years to get to grips with 2nd Directive licenses and most still don't even distinguish between A, A<=25kW and A1.
Power-to-weight is mentioned in Blackstones's, but really? I'm just after lending a blooming tyre tread gauge out to a copper.
I know this is "let's you and him fight" talk, but I honestly believe that a convincing looking piece of paper with your bike's reg, VIN, engine number and "Is 35kW honest" on it will end the investigation/controversy in the vast majority of cases. ____________________ Biking is 1/20th as dangerous as horse riding.
GONE: HN125-8, LF-250B, GPz 305, GPZ 500S, Burgman 400 // RIDING: F650GS (800 twin), Royal Enfield Bullet Electra 500 AVL, Ninja 250R because racebike |
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Old Thread Alert!
The last post was made 12 years, 338 days ago. Instead of replying here, would creating a new thread be more useful? |
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