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    ?? 30mm flatslide or 30 mm mikuni for 140 ??

    I'm not a guru like cacti and the big mack but,some of this may help. I have a motovert rx 125. It has a 146 big bore/high compression kit,the lifan big valve head (27mm inlet valve and 23mm exhaust valve) with basic porting and clean up.The manifold,adaptor,head etc is all port matched.It...
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    the carby situation,guidelines needed...

    I think all said is spot on,because i have the bike running just right with 95 main jet,middle position on the needle and 35 primary jet.it is sharp responsive etc.But as you all say once i go up on the exhaust i will have to rejet,but i have done that many jet changes etc i'm comfortable with...
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    the carby situation,guidelines needed...

    update so far is ... well the bike kept feeling like it was dying at top revs,so following the advice on this site this is what i did.i decided to first concentrate on the top end as that was the biggest problem,i put the needle on the highest clip position(so the needle is lower in the carb at...
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    the carby situation,guidelines needed...

    i think you are right about the pipe,i am going to buy a full on off road pipe,just to see what happens,because the pipe and muffler on it had to pass on road compliance,so it is a joke, as you can imagine,so i will do that ,cos as you say it is backing up and choking the whole engine,but the...
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    the carby situation,guidelines needed...

    hi guys ,just back from the bush(it was really hot as always,fried my feet and my brain,again as usual!),anyway back in perth,got my 26 oko carb,manifold ,air cleaner,throttle etc from dhz for 89 dollars. i opened the carb first to take note of the jet sizes.main 102,pilot 39. set the whole...
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    is a cam change worth it

    G'day fella's, hope all is well. I have been riding the bike (motovert rx) with the ported bv lifan head and 146 kit in it.The exhaust is holding it back but after hearing a similar bike with a straight through pipe,it would be way to loud for the street.The muffler on it is heavily baffled.I...
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    motovert rx 125

    Hi fella's , 87 km/h was dead standard engine wise,but i took the very restrictive exhaust end cap off.The muffler is still very baffled etc,it weighs alot,but it is still not too noisy. I just put on a 146 big bore kit,and i have bought a lifan big valve head,i hopefully get that today,it is...
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    combustion chamber

    Hey thanks guys ,this is great info,i really appreciate it.Yeah sorry about the steroid thing,its just i don't lie about anything,no offense intended,hey the 'roids paid off,2 state titles and 5 aussie records,and i haven't dropped dead yet,anyway back to subject.Again thanks i am one of those...
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    combustion chamber

    I have bought a 146 cc kit from maylands performance,it should be here in perth early next week.I have ordered the lightweight oil slinger also i have stripped the bike of its head and cylinder oil slinger etc. I have got hold of a lifan bv head.The valves are bigger than my original head...
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    which motor option

    hey thanks for the prompt replies.im open to all suggestions.here is what i have learned though with my bike having a lighting system and generator.the shop i bought it off are into racing these things etc,anyway,they said if i buy a 140 complete engine i wont have my charge system etc,so thats...
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    which motor option

    G'day people, i have a motovert rx with the 125 jialing engine in it.i am happy with the bike ,i.e suspension,brakes etc,but would like more in the go department. what do you think are my best options as far as more horsepower for dollars spent. if the engine in the bike is such a good...
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    motovert rx 125

    model: rx 125 road registered pit bike make : motovert year : 2007 max speed : on the digital speedo provided on the bike --- 87 km/h hi people,well i got the rx and so far so good.soon as i got it home i went over every bolt nut etc tightened it all up. i cut 110 mm off the back...
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    pick up the new bike today

    g'day everyone.well i just did a 5 or 6 week swing out in the w.a bush doing construction on a mine site expansion,now im going to have a week off(and get on the piss everyday) and go find another site to work on as that job is finished. so yesterday i went to wanneroo motorcycles and paid for...
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    which engines go with what,thanks...

    thanks for the replies. the motovert 125 is $2000 to $2300,which is cheap for a bike nearer the top end of the market, it looks like a good bike for the price. my other option is the pitpro,very cheap but still with a good engine,i assume.i mean for $1100 to $1600 you can get a 125cc to 140cc...
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    which engines go with what,thanks...

    g'day lads and ladies. dave here from perth,present bikes modified ducati 1000 monster and a road tracer 50($1595 drive away on road) ,its a road registered mini bike ,really a scooter without the bodywork,a 2 stroke,no gears just wind it on and away you go,i got it to get my boys started on...
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