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Re: tuning a se50 variator

Posted: Sun Apr 21, 2013 6:10 pm
by swimmingfree
bakaracer & paulpauly7

ok got the stock unrested pipe will be putting it on tomorrow and then you guy better be right if not if i ever see you im going to beat you both with it...lol
swimmmingfree

Re: tuning a se50 variator

Posted: Mon Apr 22, 2013 2:36 am
by paulpauly7
nice chuck it in a fire first make sure its clear

Re: tuning a se50 variator

Posted: Mon Apr 22, 2013 8:05 am
by swimmingfree
i did the blow up the small pipe and no back presser so for no im not going to do that maybe later to day i may depend how it dose no the rpm test ...
swimmingfree

Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 9:07 am
by swimmingfree
ok it was bizz day fist good day this year so worked on the yard most of the day..
did put put the stock pipe on and put the 7 gram rollers in the max rpm went down to 6660.. the stock pipe did have more tork at low rpm top speed was 40 but 35 to 40 took for ever..... so the slippage is down but so are the rpms..... did not have time to try the other rollers ( 5 or 6 ) next good days will be this week end so looking for some input form you guys ..
swimmingfree

Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 11:10 am
by patthesoundguy
Let the beatings begin... LOL just kidding. What is the stock roller weight supposed to be, I'm just curious. I've just started playing with my variator on my aero so I've been watching this thread.

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Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 11:15 am
by swimmingfree
ive hear 8-10 but that what other said have no real info on it for sure ..
swimmingfree

Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 2:36 pm
by Wheelman-111
Greetings:

Both my unmolested Aeros, one '87 and one '86, had 10 gram white roller weights when I cracked open the grease cover.

Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 2:41 pm
by paulpauly7
same here the se50 i have also had white 10g rollers in it and didnt look like it had ever been open

Re: tuning a se50 variator

Posted: Tue Apr 23, 2013 9:48 pm
by bakaracer
you are running .40 thick reeds so that will restrict flow some. stock is closer to .25-.30 thick carbon reeds on how it flexes. 87 elite 50 came with 10g rollers.

Re: tuning a se50 variator

Posted: Wed Apr 24, 2013 8:05 am
by swimmingfree
as of now im running the stock read a 3 petle reads .. going to oder some 0.3 mm read stock in may ..
by the looks of the chart that is set up with a 90/90/10 tire stock variator the 3.5 tire and ruckus variator is about the same as a 9.19 fine drive ..
swimmingfree
Image

Re: tuning a se50 variator

Posted: Wed Apr 24, 2013 3:41 pm
by paulpauly7
wheelmans malossi carbon reeds should fit you se50 reed cage .They did for me but my bikes are all jap spec

Re: tuning a se50 variator

Posted: Thu Apr 25, 2013 8:25 am
by swimmingfree
will wheelmans malossi carbon reeds give me more rpm??? i say not ..
i need more rpm the 6660 is low i cood jack up the compression i dont no what it is now but ui think it wood hurt more then help....
swimmingfree

Re: tuning a se50 variator

Posted: Thu Apr 25, 2013 1:18 pm
by Wheelman-111
Greetings:

As Bakaracer suggested, .4 is pretty thick, thus stiff. If that stiffness resists bending in the airflow - which is the only reason the reeds leave the plate, they choke the effective intake port area and so limit RPM. Just a thought.

Re: tuning a se50 variator

Posted: Fri Apr 26, 2013 9:10 am
by swimmingfree
im running my stock 3 petle reads as of now ....
still wood like to no what i can do to raise my (6660 ) rpm and speed..
this weekend is going to be good weather so im planing to try a fue things but one at a time ..
check the compression ( book said 114 -171 ) put on the mill head and try the home made pipe??? because ive have never try it with the heaver rollers ... i may even try my one petle read with the 0.4 mm stock on it .. becase none of these tack long to do ....
swimmingfree

Re: tuning a se50 variator

Posted: Fri Apr 26, 2013 10:32 am
by Wheelman-111
Greetings:

Does the tach go to 6600 whenever you open the throttle wide? Or is that a max RPM at top speed?
Either the engine is lacking power altogether, or something else is preventing it from getting to its optimal RPM.
Intake restricted somehow - a gummed-up air filter - or carbon-caked exhaust?
A very weak Contra spring in the driven pulley can do that too, along with too-heavy rollers.
Even a stock Spree should want to rev higher than 6600. Something's not right.