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My gs500 project. Hopefully a 600 killer but still completely streetable

Started by tunedbybugaj, June 21, 2012, 04:16:58 PM

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tunedbybugaj

You can hate on my electric turbo if you want but its the best bang for your buck if you wanna do any kind of forced induction with keeping it nice and reliable. This isnt my racebike whatsoever. It is just something that I think is cool and extremely fun to ride and show off. Mainly its different and I like that about it. And im not exactly sure how the timing can automatically adjust itself when you slot the rotor. and besides, its advanced anyways because of the cams and the decked head so either way the timing is advanced somewhat. And sorry it hit a sore spot for you, i know alot of people in the bike industry who love what ive done and am doing with my bike.
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ

cbrfxr67

That is kind of why I asked what pop's thought about it.  Everything I've seen on electric turbos has been crap.  Well aside from a leaf blower test in Hot Rod magazine, maybe it was Car Craft where they came out with good numbers, as silly as it looked.

I think though if pops is for it and thinks it could work, then he has the xp to test it out.  Also I thought maybe you were talking 'engine swap' as the next level, making a sleeper GS.

Truthfully I'd like to see what you come up with and how the results show if you decide to try the electric turbo idea.  Always easy to talk about something, like it or hate it, but results from DOING it are different.  Rock on!
"Its something you take apart in 2-3 days and takes 10 years to go back together."
-buddha

tunedbybugaj

I know exactly where your coming from cbr. Ive heard alot of negative things about them in the car industry but nothing at all about them in the bike industry. To me and my dad it makes sense to do it and like i said its very cool. The turbo will probably not be on for another month or so though because I just got done doing the cams and headwork. Hopefully it will be done before October because thats when I leave for boot camp. And I am also making a race bike that should be very interesting. 1974 Kawasaki S3. 400 triple two stroke. As much as I love my GS I must say that I love two strokes even more. My dad feels the same way and we have built some pretty nasty two strokes. He has probably built hundreds lol
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ

cbrfxr67

"Its something you take apart in 2-3 days and takes 10 years to go back together."
-buddha

Shepa

Hm... this should be interesting...
8)




Might even....

Nah... no way I'm gonna lift that gas-tank again.

;D
There he goes. One of God's own prototypes.
A high-powered mutant of some kind never even considered for mass production.
Too weird to live, and too rare to die.

tunedbybugaj

Sorry its been a while since my last post. I was having some issues with the jetting. In 4th gear up it would stumble at 6k. I couldnt really change much for a week because it was in the 100s here. But just tonight I finally got the jetting straight. It has not been on the dyno yet or the strip but the strip is coming up in a few days if all goes well.
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ

iclrag

you gotta post some video or something!
and remember, pics or it didn't happen

mysterious_rider

Quote from: shonole on June 22, 2012, 11:54:03 AM
Nice looking bike.  But no way it beats up on 600s.  Unless they are really old, really crappy or have poor riders.   :2guns:

Still, props for thinking outside the box!   :thumb:


Off the line it's all skill. My gs500 restricted to 33bhp will happily outrun a fully fledged 600 off the line if the guy isn't 100% confident. That's what I love about the gs's they are so easy to use. Just drop that clutch with a bunch of revvs.

Well it'll outrun it up to 45-55mph anyway!!  :D That's good enough for me!

tunedbybugaj

mysterious rider: I cant agree more. Most people with 600s, at least around me, can not ride and are not confident but their too cocky to let a 500 beat up on them so I cant wait to line up against one. I will post results, pics, videos, anything I can get.
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ


tunedbybugaj

I have not hooked up the turbo yet because we want to put some more miles on it to see how it holds up with the motorwork. Also I have not been able to get it dynoed or take it to the track because the weather here is not good for riding. It has been close to 100 degrees or even more and very windy. Very sorry for no results yet but the first chance I get I will get some numbers and post them for you guys. In the mean time when its been rainy I decided to remove the centerstand. Nice little improvement.
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ

SAFE-T

Only being able to 'win' up to 55-60mph seems like being great at math...up until grade 6

I see the point you are making, I just don't get why it's relevant.

You can make similar comparisons between small-displacement (500-800cc) motorcycles and cars. The bike will out-accelerate the car up to 90mph or thereabouts, after which the car will pull ahead. 1000cc + performance bikes are a different story, but the question still remains whether a smaller bike is faster than such-and-such. Because it is and it isn't.

SAFE-T

I think the only 'win' you can honestly claim is to have made a faster GS500, rather than a GS that can beat a 600.

cbrfxr67

Which makes me wonder, how much can the gs take?  How much can you shoehorn into it before the frame or swingarm would succumb and bend??  Thoughts?
"Its something you take apart in 2-3 days and takes 10 years to go back together."
-buddha

tunedbybugaj

Hi guys I know its been a long time since the last reply but I finally got my gs on the dyno. It was 90 some degrees in the dyno room and it currently needs a back tire. with that said it produced 45 horsepower. On a 70 degree day with a new tire it will reach 50 easy. The thing that is bothering me is I saw a gs500 on youtube with similiar mods to what I have except megacycle cams and his own custom made exhaust and hes claiming 69 horsepower. Something doesnt seem right. Im wondering if my jardine system isnt doing extremely well. Any thoughts?
All the horsepower in the world is useless if it doesnt cross the finish line.

TUNED BY BUGAJ

ohgood

Quote from: tunedbybugaj on June 22, 2012, 12:30:28 PM
Hopefully your wrong shonole but I completely understand where your coming from. But if this setup doesnt work then I do have something for it that will make it faster than most 600s. I definately will not mess with daytona 675s though. theyre in a completely different league. Hopefully next week ill have it at the track to get an idea where I am

stay home. you're at the back. wayyyy back.

the gs is a great bike. solid. reliable. forgiving.

racer, it is not.


tt_four: "and believe me, BMW motorcycles are 50% metal, rubber and plastic, and 50% useless

GI_JO_NATHAN

Quote from: ohgood on September 03, 2012, 04:29:34 PM
stay home. you're at the back. wayyyy back.

the gs is a great bike. solid. reliable. forgiving.

racer, it is not.
Nah they do pretty good...against other 500 twins..
Jonathan
'04 GS500
Quote from: POLLOCK28 (XDTALK.com)From what I understand from frequenting various forums you are handling this critisim completely wrong. You are supposed to get bent out of shape and start turning towards personal attacks.
Get with the program!

shonole

Quote from: GI_JO_NATHAN on September 06, 2012, 09:56:12 AM
Quote from: ohgood on September 03, 2012, 04:29:34 PM
stay home. you're at the back. wayyyy back.

the gs is a great bike. solid. reliable. forgiving.

racer, it is not.
Nah they do pretty good...against other 500 twins..

And 250s!
2004 SV650n - Blue

tb0lt

Good effort and best of luck to you.  :thumb:

That being said, the port job looks amateurish. If you did it yourself.. not bad. If your 30+ years exp dad did it, I'm sure quite a few here would call BS on the exp part. I did a better job using a dremel and a grinder bit on a 4 banger when I was in high school. No offense.

Also, I'm not sure what 600s you are used to, but a naturally aspirated unassisted GS is not getting ANYWHERE near any decent 600 (based on my personal experiences with the Ninja 650R, ZX6, TT600, R6, Bandit 600, Kat 600, etc) with the mods you listed. Since you didn't mention any displacement increasing mods (and infact mentioned a shaved head, which in a minor way, reduces displacement), I'm gonna have to assume this setup is aiming for high RPM power. You mentioned cams but I didn't see any mentions of springs. The GS has horrible valve float at high RPMs.

The GS is an econo daily rider... a fun, cheap bike. Lot of fun to throw around a track or in the twisties but pretty bad in the straights unless you are up against some bottom dweller kind of bike. The kind of power and high RPM runs needed to beat most 600s will destroy the bottom end, especially the rod bearings (a well knows issue on this bike). Unless you are planning on upgrading to roller bearings instead of the budget minded crap bearings these things come stock with, you might be setting yourself up for disappointment. Just a heads up.... or call it a rude awakening.


Higgins13

2005 GS500F
Jardine RT-One Exhaust
K&N RU-2970 "Lunchbox" Air Filter
46T Rear Sprocket
Dynojet Kit - Stage One
NGK Iridium Spark Plugs
Flush Mount Turn Signals
Fender Eliminator
Underglow Kit
Blue LED Gauge
Blue LED Parking Light
Blue HID Kit
Carbon Fiber Tank Protector
1/4" White Rim Stripes

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