top end problem and bottum end

cole909

New Member
Oct 4, 2008
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ok I rly opend the blaster up today I hit 6th and wanted
More so I hammered on it and when it got to it's highest rev point it dropped a couple rpms and then went back up and did this until I slowed back Down..... Could this b the tors system I don't think it's remvoed.... And about the bottum end I was wondering how I foul get more power in the bottom end thanks to who ever helps meI:I
 
well, these bikes don't have a rev limiter. the powerband is limited by the pipe. a top end pipe will allow the bike to rev higher.
it's not the tors. the tors cuts off fuel entirely above idle if it thinks the throttle is stuck. if your tors was acting up, you wouldn't have been able to get the bike to creep past a couple mph.
you can gain bottom end power by having the head milled (i highly recommend kennedy_power), by having the jug ported and polished for bottom end power, by running a bottom end pipe, by advancing your timing by about 2-3 degrees., by getting a big bore kit, by gearing your rear sprocket up or your front sprocket down, or by running smaller dia tires.
 
Sounds as though your jetting is off if it's cutting out in the top end, do a plug chop to verify your main jet. Adding compression and advancing timing are going to be your best bang for your buck for low end power, just be careful because these mods can increase your octane requirements. Combine compression and timing with a good pipe, and you'll see a substantial gain all accross the board. Some other good low end mods would be reeds, stroker crank and big-bore kit.
 
well, these bikes don't have a rev limiter. the powerband is limited by the pipe. a top end pipe will allow the bike to rev higher.
it's not the tors. the tors cuts off fuel entirely above idle if it thinks the throttle is stuck. if your tors was acting up, you wouldn't have been able to get the bike to creep past a couple mph.
you can gain bottom end power by having the head milled (i highly recommend kennedy_power), by having the jug ported and polished for bottom end power, by running a bottom end pipe, by advancing your timing by about 2-3 degrees., by getting a big bore kit, by gearing your rear sprocket up or your front sprocket down, or by running smaller dia tires.

TORS cuts the spark not the fuel. I highly doubt it's a problem with the TORS though.
 
Nobody flame me.......:-D Try a reed spacer between the cylinder and reeds. May notice a slight bottem end iprovment.

Also i agree with others, check your plug and change main jet.
 
Yea, the reeds helped alot with the power on my blaster.....also i have heard that removing your air box lid helps too...as soon as i get my rebuilt motor back tommorow and put my blaster back together im gonna try it. The only thing i would say could be wrong on yours is the jetting if it is infact top end but im not really an expert here yet....sorry bro! Good luck! Also what does flame mean??
 
thanks everyone for the help haha I cleand the carb today put a reed spacer in but I didn't get to take it for a ride yet iits to dark out haha how do I check my main jet and I need to hangs it is it that hard
 
I also tore the hole tires system out it's not gunna matter but alot of ppl have it removed so y not and I have 6 quater inch hole in the lid
 
also running the highest octain gas u can get. From the pump haha I'm not spending 8 bucks a gal and I've got castor mixed with the gas that stuff smells so good haha
 
yeah it sounds like your jetting may be to lean if it seems to top out earlier then it should.
you can get to the main jet by taking off the float bowl and it should be right there.