It was on my way to check out some climbing routes riding east that I passed what looked at first to be a Suzuki GSX-R,but something was different about this GSX-R.
Good grief Holmes,where's the engine?.Are those batteries?.Sure enough,someone went and built themselves a battery powered bike.
Now it's not the first one i've seen,but they are still in the R&D mode as far as a consumer version goes.
I stopped to take a few pics and then decided to seek out the owner,who was in the coffee shop right where he was parked.So we chatted for a bit and made arrangements to meet at his house the following saturday.
Noah Podolefsky
The bike is,or rather was a '93 Suzuki GSX-R that he bought in parts,minus the engine,on Fleabay.His inspiration was his first motorcycle ever,his electric scooter.
Yes,a scooter was his first ride.One would think that he's been around bikes from a wee lad from looking at the electric Gixxer he built,but no,this is his first foray into not only riding motorcycles,but now building them.
So Saturday I pull up to his house.The Gixxer is feeding,plugged into the wall socket.
So while we wait for it to charge up so we can go for a ride,Noah gives me the specs on the bike.It's completely homebuilt by Noah,everything.
By day Noah is a research Scientist at the University of Colorado.What he does at night I have no clue.
He does however have a background in experimental physics,which i'm guessing came in handy when he decided to embark on this project.
It has 24 cells for a 76 volt total,which gives it about 30 hp.
The motor is capable of 80 ft lbs of torque from a standstill.
It's a single speed motor,you just get on and it goes up to a top speed of 65mph,no clutch,no shifting,nada.
The Pizza Sprocket
He's running a Pizza sized rear sprocket on the rear,a 63 tooth,with a 16 on the motor end.
There's a whole lot of neat owner made parts on the bike,like the economy flashlight front turn signals and rear stoplights.
Noah told me he couldn't find anything affordable in a catalogue,so he got a bunch of small LED flashlights,changed out the white LED's for amber and red and viola,custom lights.
There's a 400 amp fuse contactor in red,and the little blue box monitors current which reads out on the front display.
24 squares = the 24 battery cells.
To give it that badass streetfighter look,he got out the sawzall and performed a circumcision on the tail section.
Mehh,didn't need that piece anyway.
The tank's had the center section where the filler neck was cut out and a new piece of metal welded in and smoothed over.
After the bike had charged (from dead to charged takes about 4-5 hours,which when he changes over to an AC motor will take an hour) we went off for a ride.
We ended up at a very interesting and famous house in Boulder,the details of which i'll not divulge in this post.Why,I hear you ask?.
Well,it's going to be a question in the coming weeks post,the second Where Am I contest.First prize is a Kriega donated US 10 pack,a $70 value.
So stay tuned for the details.
Buenos nachos amigos.
Senor Murph
1 comment:
Great write-up Murph....what's the range on a full charge? Max speed?
That's one talented individual....his stuff kind of reminded me of the Zero Electric motorcycles I rode last year: LINK
dom
Redleg's Rides
Colorado Motorcycle Travel Examiner
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