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August 26, 2025, 05:13:32 PM

News:

GP Bikes beta21c available! :)


Honda NR750 v. 1.0

Started by Blackheart, April 21, 2016, 12:51:23 PM

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matty0l215

Any official dat would be much appriciated on the bike as there is limited info on the bike available.

Most if not all of my work is best guess (i have a review and another couple of videos and a website but no 100% confirmed legit info)
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h106frp


matty0l215

Quote from: h106frp on April 26, 2016, 03:58:12 PM
Spec with driveline info

http://www.vsource.org/VFR-RVF_files/Bnr750-mi.htm

Ive used this website and when you put there ratios in gpbikes goes nuts...
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h106frp

Info is thin for this one, sorry for the poor link. Basic power figures

Potência      125 hp a 14000 rpm
Potência específica      167.34 cv/litro
Torque     6.6 kgf.m a 11000 rpm       (about 64Nm)
Relação peso/potência      1.76 kg/hp

Blackheart

Tomorrow a big step forward  (version 0.5)   ;D


Blackheart

Small problems with the 0.5 the engine explodes after 2 laps (matty?  :P ) and with the dashboard  ;D

Probably the release will be delayed.


C21

April 28, 2016, 07:02:33 AM #156 Last Edit: April 28, 2016, 07:12:49 AM by C21
Do you wan´t to create a decent replica of the road version nr750 or a funbike only?
I´m asking because if you create a replica you maybe won´t like to drive it anymore....it´s a heavy bike and a 600 street bike will be faster.
# Member of the CAWS Racing Team #


Blackheart

Engine problems solved, soon a new update  ::)


doubledragoncc

Great news BH.

I love the way C21 points out it was a heavy bike, so were all my Goldwings, had 14 over 7 years, my first 1200 did over 250,000 miles in its first 2 years but rode like a sweetheart. It was a heavy bike in weight but not to ride, boxer motor, gas under my ass and it was all plastic up top, no weight. When Honda came out with the first CBR600 I had an 1100 wing full medical kited out DXB and this dude on his 600 had a big problem keeping up on the country lanes. If you know your bike can do it and you forget its physical size it is still a fast bike and can handle if setup right(100psi in rear shocks lol)

Basically what I am saying is in real life a heavy bike can still be ridden, not most Harley's from the factory but a custom one will so a stock NR750 was still a quick and good bike to ride. Its all about learning a particular bikes character and the NR has one lol. Great work however you build it BH.

I would love a GL1100 with 1200 frame to ride in GPB, naked naturally lol. Built a few of them and one with a roots blower before lol. I know Grimm would love it too. Just sayin like lol

DD
GPBOC Live Streams: https://www.youtube.com/c/IASystemsComputerControls; i7 12700K 5.1GHz Z690 ASUS Strix Z690-A Mobo 32GB 3600MHz DDR4 RAM ASUS Strix RTX3080 OC 10GB DDR6X ASUS Ryujin 360 AOI Cooler ROG Thor 1200w PSU in ROG Helios Tower Case.

Blackheart

I remember (again  :P ) that the bike at the moment is only approximately to 40%.

With the next update i want a bike for online races, so; new tires, a new engine and updates for the cockpit view. (and also the camera)

h106frp

April 28, 2016, 11:03:38 AM #160 Last Edit: April 28, 2016, 11:56:59 AM by h106frp
Quote from: C21 on April 28, 2016, 07:02:33 AM
Do you wan´t to create a decent replica of the road version nr750 or a funbike only?
I´m asking because if you create a replica you maybe won´t like to drive it anymore....it´s a heavy bike and a 600 street bike will be faster.

Honda's V engine sports bikes were easy to go fast on though with endless linear power delivery and very predictable stable handling unlike many modern lightweight sports bikes - should work well with any of the road based circuits.

You could model on a replica of this .... quoted....

Since it couldn't be homologated for World Championship racing Honda decided the NR750 could be used to attempt some records. A lightened, tuned NR, making 150bhp @ 15,500rpm and weighinhg just 180kg was produced (compared to the standard bikes' 222kg). Diminutive GP rider Loris Capirossi set new flying mile, flying kilometre and standing start mile & 10km records, assuring its place in the record books

The record bike is in Honda collection hall apparently


doubledragoncc

Great find H. Do it BH lol

DD
GPBOC Live Streams: https://www.youtube.com/c/IASystemsComputerControls; i7 12700K 5.1GHz Z690 ASUS Strix Z690-A Mobo 32GB 3600MHz DDR4 RAM ASUS Strix RTX3080 OC 10GB DDR6X ASUS Ryujin 360 AOI Cooler ROG Thor 1200w PSU in ROG Helios Tower Case.

Blackheart

Now the bike is very light (very) when we will test with the real weight, we will know if it remains fun or not.  ;)

Maybe I can do 2 versions, but pls first let me finish this  ;D

Blackheart

I found little informations on weight distribution in this bike, im sure just on the engine (80.5kg/177.5 lbs).

The total weight of the bike is 223kg/491lbs so it is not impossible found the weight of other parts  :P

Does anyone have more information on this?

Blackheart

I'm doing some tests for the bike weight, someone can explain (in a very easy way pls  :-[ ) how the Inertia works and the other value if u know. thx

Quotechassis
{
   Mass = 120
   Inertia = 13.1, 8.97, 6.6

   FrontLatStiffness = 1100
   FrontLatDamping = 6.5
   RearLatStiffness = 1400
   RearLatDamping = 7.4
}