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hey people. i was wondering what a better swing arm, The mono type swing arm like on the DHZ138's.. or the a-arm type ? im considering buying an oversized version of the a-arm swingarm for my 138 as i seen Sidney has the same frame as me but with the A-arm swing arm.. cheers

does anyone know of a good reliable company in australia preferably victoria i can get my cylinder bored out and a new sleeve fitted. And to get my engine caseing bored out ? cheers BTW - i allready got the new sleeve

hey people, im going to buy a set of 24/28 valves and stiffer springs from akunar, can anyone tell me the stock valve sizes of this engine? cheers

is their any point in getting a tappet brether kit ?

hey people some dude one of my mates knew got an xr80 gearbox into a pitbike, kept the same ratio's as a thumpstar, but i dont know what he did about 5th gear.. maybe he used the same ratio as 4th or somthing. anyway, so he had a 125cc 5spd.. BTW he had help from a bike mechanic that he...

hey people. to take the valves out, do i just find an appropriate socket and give them a smack ? let me know asap, i took everything off my head bar the valves. cheers

ok people. anyone know if theirs any real power difference between the 30mm mikuni and the pwk flatslide carbs.. I want a flatslide carb with bigger jets (i currently have the 30mm mikuni stock on the 127cc DHZ'S) If i was to get a flatslide carb, bigger jets, would i notice a power...

hey people.. ok, now my bike is completey to bits.. i plan on.. -Boreing the 127cc (54 x 5.5) to 141cc (57 x 55.5) -7.0mm High lift Cam - A1 sprocket for bottom end -High Comp Piston 57mm -Inner Rotor Kit -China Blue performance CDI -17 & 37t sprocket ratio -New gearbox (N1234) -...

Ive never really looked into exhausts or how a 'good' pipe exactly works. Can someone recomend me a good exhaust ? I currently have one of those cheap BBR D-section knock offs.. I also have a genuine Mikuni 30mm carb, i was wondering if the 30mm PKW flatslide carbs are better ? Whats...

lmfao.. now heres a story and a half.. one of my mates mates mates mates mates bought a pitpro125 about a week ago.. air filter farked up so he used just a lackerband and cloth over the carby.. anyway, he brought it to me saying it doesnt work anymore blah blah blah lost compression blah...

hey people for my DHZ 138.. i got a pair of atomic AX front forks (given to me for free off a mate) The forks are aboout 2" longer then the stock DHZ ones (which both pissed oil out on the first ride). To compansate for that 2 inch extra, i have a 3rd pair of tripple clamps which sit...

hahaha the pic says it all..

hey people can someone explain engine case boreing a little to me ? does it cost more for the case to be bored then the cylinder ? if i was to use a 63mm piston would i need the engine caseing bored to 63mm or a bit bigger ? ta

yo people whats the complete piston dimensions on the 138cc DHZ'S.. ?? ta

hey guys here what i want to do. bore out my 138cc (actually 127cc) to 151cc by boreing out the bore to 59mm. so it'll be 59 x 55.5 making it 151. i plan on getting a high lift cam & a road bike piston. now a few q's.. do i have to bore the engine caseing to get it to 59mm ...

hey all i got a 138cc oil cooled N1234 DHZ pitbike... its allrite, 30mm carb n all goes pretty good. besides the forks were shit and pissed out out straight away, got them replaced for an IRK.. a while ago when i bought a container of pocket bikes n shit.. which was a big waste of cash...