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125 RT revolution

PostPosted: Sun Jul 04, 2004 12:53 pm
by badseed
What is the normal rev/min range to use the motorcycle? I generally use around 6000 and some people told me that it was too much. The highest written on the screen is 12000. If I use it below 6000 It becomes to weak.
thnx

125 rpm

PostPosted: Sat Jul 24, 2004 8:50 pm
by DAVID THOMPSON
hello

my rt125 is geared 16 front sprocket and 52 rear and
stock is 16 49
60 mph is 9000 rpm and i run it on the highway
between 55 and 60 mph but on a trip once i ran 9500 to over 10000
rpm that =66 plus mph
for almost 2 hours and did 225 miles in 5 hours

it has 7500 miles on it and still runs fine
the motor has about 20 hours of interstate high speed on it ie
9000 plus rpm for 5 and 6 hours at a time as i take long road trips on it
it is the sweetest running motor i have ever owned i have been riding
motorcycles 46 years
ar dave rt125 in wv usa

PostPosted: Sun Jul 25, 2004 6:57 pm
by phlat65
hey dave, what about the MZ factory 150 kit??

150 cc kit

PostPosted: Mon Jul 26, 2004 12:28 am
by DAVID THOMPSON
150cc sounds nice but i will wait till it needs a rebuild
it just runs so sweet i cant stand the down time till i get
one of my bmw's up and running i am working on a /2
with a r75/5 motor for side car and need to drop the bucks
there for now

ar dave

ps i have a 500cc rotax powered 1995 saxon tour and if i need to go fast
i will take it ...it goes as fast as i need to go
i drive a school bus and dont need any speeding tickets to talk to the
BOSS a bought

the mzna one is by wisco but i am looking at a 160cc made in switzerland
but it may be for race only need to check out the details

PostPosted: Mon Jul 26, 2004 9:53 pm
by phlat65
:smt023

rt125 aftermarket

PostPosted: Wed Jan 18, 2006 3:45 pm
by THOMASLIPZER
does any one know of any aftermarket performance parts available????

Re: rt125 aftermarket

PostPosted: Wed Jan 18, 2006 11:58 pm
by Drew
THOMASLIPZER wrote:does any one know of any aftermarket performance parts available????


Depends on hw much you want to pay.

There's this site, MZ-Faber.de, but this doesn't work for me personally (shipping to North America + Euro-to-US exchange rate + weird banking methods = too much money and hassle).

KSport in California has some bits and pieces, mostly a cam kit and a sprocket upgrade (courtesy of Sprocket Specialists).

You can get suspension upgrades from Wilbers (USA site here). For the SM (and possibly the SX), you can get the Technoflex 630-603-00 rear shock, and 601-278-00 fork springs.

Powroll makes exhausts for the SM/SX/RT, using Supertrapp exhausts and a cross-pipe.