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prokaw875

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Discussion starter · #1 ·
Hey everyone. I have decided that I am going to be building a 88cc motor for my crf50 street supermotard build. My question is what 88 kit should I go with? I am mainly considering the takegawa 88cc +R Super Head or the kitaco 88cc SE kits but am open to any 88 kit the suits my needs. Please let me know your thoughts about what is best.



What motor revs higher?



What motor makes the best power?



What motor makes the most torque?



Dyno sheets for both of thses motors.



What is better for the street where it will be reving high and able to handle the consistant redline pulls?



Experiences with reliability of the 2 kits listed?



Are there any other kits that can compair to the power and quality of the takegawa 88 +R or Kitaco 88 SE?



Thanks guys and girls for any help you can offer anout details and opinions on these 88 kits!
 
Discussion starter · #3 ·
I was gonna go 124 or 106 but now me and my buddy have a little... bet... you can call it going on. So 88 is gonna be the motor for the time being. But the good thing about these 88 kits are that they use a 52mm piston and stock crank. So all I will have to do is install the 50mm crank to make 106cc`s.



What kind of power does the Takegawa +R 88 make?
 
i own a superhead +R build for 3 years now its worked great for me :)



does the kitaco head have a roller bearing cam? deffo not roller rocker



i couldn't comment on the figures

but my friend has a +R 88cc he uses for (mx) , s12 cam with kitaco inner rotor, superclutch and 3 speed close box. Damn its fast!



my z50r (mx) is a 124+R twinspark and has alround power ,too much of, i love it



an important thing with +R heads is to change the cam-shaft to one that suits your riding purpose



s12's for mx, s15-25 street to fast-road , s30-35 for highly tuned Road-race motors , the stock s20 is ok on-road but sheet off-road IMO



the cams make a lot of difference
 
Discussion starter · #6 ·
Thanks adam. So how does this sound for a start for the built...on the motor side...

-Takegawa 88 +R Super Head

-Takegawa S15-S25 Cam

-Takegawa Hyper CDI

-Takegawa 5 speed manual with special clutch kit with the final top gear ratio being 0.831 I believe.

-Ti-Force

-Takegawa oil cooler, or the new G'Craft side mount oil cooler that attaches directly to the head.

-Mikuni 24mm Carb.



Adam, or anyone. What kind of power does this motor make and what do you thing the top speed will be with a takegawa 88 +R, 0.831 final gear ratio on the tranny, 31 tooth rear, 15 tooth front, 10" wheels with 110/90x10 and 90/90x10 dunlop TT91 rubber???



7-9 Hp seem obtainable with this set-up?



I'm gonna throw an est. Top speed I was thinking could be obtained. 70mph?



Thanks
 
yeh 70mph sounds about right

maybe with a little taller gearing 16/17front



go with the super-touring 5 speed box its the most common and achieves the maximum speed out of the different ratio takegawa 5's



and either takegawa's keihin pe24 carb kit or mikuni vm26 if you plan on stroking out at a later date



be sure to use a descent size oil cooler the g-craft cooler may not fit +R head

dont get the take' billet cooler its piffle compared to the supercooler or daytona 7 row



ps. ask Z about an earls cooler he may be able to rig up a kit for you through motoshop z
 
prokaw875 said:
Cool thanks bro.



HP ESTIMATE???


run the takegawa PE24 carb the VM26 is for big cc motors like 115 +

ive run a pe24 on my 88cc it was sweet, then i ran pe24 and vm26 back to back on 124cc and a friends 106cc and we endded up swaping carbs, the vm was so tempramental with his 106 he would spend all weekend getting it to run good then the next weekend it was all to sh!t again,the VM26 ran good on my 124cc, run the 24 and youll have no bog of the bottom.



As for HP i would say 8-9 running good fuel

but to be honest the only way your know is running it up on a rolling road
 
prokaw875 said:
Thanks adam. So how does this sound for a start for the built...on the motor side...

-Takegawa 88 +R Super Head

-Takegawa S15-S25 Cam

-Takegawa Hyper CDI

-Takegawa 5 speed manual with special clutch kit with the final top gear ratio being 0.831 I believe.

-Ti-Force

-Takegawa oil cooler, or the new G'Craft side mount oil cooler that attaches directly to the head.

-Mikuni 24mm Carb.



Adam, or anyone. What kind of power does this motor make and what do you thing the top speed will be with a takegawa 88 +R, 0.831 final gear ratio on the tranny, 31 tooth rear, 15 tooth front, 10" wheels with 110/90x10 and 90/90x10 dunlop TT91 rubber???



7-9 Hp seem obtainable with this set-up?



I'm gonna throw an est. Top speed I was thinking could be obtained. 70mph?



Thanks


I doubt you're going to hit 70mph on any 88cc motor, unless you find a big, long downhill stretch and wind to your back. Even then, I'd say you were at odds. 60-65 mph might be attainable, but again, you're going to need the forces of nature working with you. Throw in some uphill and you can forget it.
 
Discussion starter · #12 ·
FYI Guys my neighbors supermotord crf50... Takegawa 106 +R Superhead, Takegawa Touring 5 Speed Tranny, 10'' wheels, 77.4mph on the street.



So I thing my Takegawa 88 +R Superhead build with the S-Touring(Longer final gear than my buddys touring takegawa tranny) and also 10'' wheels should be able to do 70mph I am thinking. But I would honestly be happy if I can hit 65mph top speed and have the bike being comfortable at 40-50mph consistant rides.
 
LongMooie said:
run the takegawa PE24 carb the VM26 is for big cc motors like 115 +

ive run a pe24 on my 88cc it was sweet, then i ran pe24 and vm26 back to back on 124cc and a friends 106cc and we endded up swaping carbs, the vm was so tempramental with his 106 he would spend all weekend getting it to run good then the next weekend it was all to sh!t again,the VM26 ran good on my 124cc, run the 24 and youll have no bog of the bottom.



As for HP i would say 8-9 running good fuel

but to be honest the only way your know is running it up on a rolling road


What size jets did ya run the pe24 and the 106?

Thanks.
 
The Kitaco's typically use smaller valve stems. They'll wear faster. Tak ain't gonna last forever at the revs an 88 is going to have to sustain to get around on the asphalt dyno. Failure won't be immediate, but it will be spectacular and catastrophic;)



I'll be doing some testing on the new TB head/piston combo, on a 115cc racer and 124cc street bike. They'll get the usual FP tune-up, but be pretty stock parts. That extra stroke seems a better way to spend $$ than fancy labels. Just my .02:confused:
 
Discussion starter · #18 ·
Well what do you "Firepower" suggest I do? And it HAS to be an 88cc kit. Has anyone ever hurd of a 88 DOHC or 88 +R TwinSpark Head? I just want the hands down most bad ass 88 kit available! And I think the Takegawa 88 +R SuperHead is the best choice then eventually once I run the 88cc for a season ill build a 106 motor out of it. Or who knows maybe ill just build a complete new Takegawa 124 +R when I wanna upgrade the 88cc supermotard bike so I can have the Takegawa 88 +R, 106 +R, and 124 +R. Haha
 
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