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how on earth are you supposed to remove an irk without breaking anything as the stock crf50 flywheel puller wont work at all. what a ridiculous design. is there a different flywheel puller for irks?

ok so after stealing sam93's pitboss "vm alloy frame" as he calls it, i decided to really get a move on and started buying parts. here is what ive got so far alloy frame with a fastace 58ar rear shock got my wheels and tires from dhz and while i was at the braap street party...

ok so i have a set of headstem bearings but they are 44mm outer diameter, i need 41mm for my pit boss frame, ive got a pair of as03 going on the bike and so i need normal 22 23.5bearings but 41mm o.d where can i get these i cant find any? :s is it an odd shape or something? i want...

im after advise ok so im building a 50 ive got my hands on a A style swingarm +5 and a 270mm fastace 58ar what length forks should i be running? 600mm with a 12" front wheel? or do i need 635mm i dont want to get a pair of forks to find out they will be too low btw does anyone...

who knows where i can get a head gasket for a 146cc motor so 57mm gasket?? does anyone have any spare?

seriously you will save money if you buy good compound tires because they will last way longer. look at that, just slices through the tire from one days riding i didn't buy these tires they came with my bike. and they are absolute crap..

ok so my engine appears to have a 1p54fmi bottom end as it is now a mix of everything but any way before all the parts i put on it it ran fine but my mate stacked and smashed his klx 400 right on my kick starter and it smashed it forward. the case where it stops the kick starter from returning...

hi guys im having trouble trying to get my bike to run. it idles (not very well) on richest needle setting but when i tap the throttle it revs up and stays revving even though i released the throttle for about 2 and a half seconds then drops and almost stalls itself. my build ported big...

hey guys just a question what is the difference between a crank mounted clutch and a rear mounted clutch other that kick in gear capability's what is the difference is their a performance aspect to it?

is it ok to pump up your forks with normal air or do you have to use nitrogen because of the fact that air heats up when compressed?| is it ok to run with? and what about the rear can you use normal air?

does any one know where i can get one of these any cheaper TB 160 160CC ENGINE BIG BORE KIT GPX JIALING CRF50 CRF:eBay Motors (item 250299943998 end time Jan-18-10 06:46:33 PST) putting it on my prox bigfoot :D:D

ok so i have a atomik prox bigfoot 125cc (agb-29) i dont know what engine it is but i know that it is the same engine that is used in the 125cc reign engine code 1p54fmi so most likely 54x54 bore stroke. runs a alloy gongyu horizontal finned cylinder stamped 124cm3 the heads have small...

hi just wondering does anyonbe know the difference between these two cdi boxes anyone know which one is better? RACING PRO CDI HIGH PERFORMANE PIT BIKE CRF50 GY6:eBay Motors (item 150391713115 end time Dec-24-09 00:03:59 PST) RACING HIGH PERFORMANCE CDI 138 150 200CC DIRT BIKE ATV:eBay...

YouTube - 125cc pit bike project not finished :D:D:D:D:D:D:D sikk uleh ohh mahh goood fully hectik burnoutz

OK i bought a Atomik prox 125 Bigfoot on the website it says it had a gen 2 ducar 125 but i dont belive that because the engine code is 1p54fmi a lifan code yet it is electric start and so i am guessing it is not a genuine lifan, no tag with engine. it runs a 124cm3 gongyu alloy cylinder, and...

what happened why have all the pit bike shops on ebay pulled out?????? over night there is nothing but a couple bikes left no more pit pro, dhz, atomik, tdr, cob and co, lei, etc

is it possible to rig something like this to your mini? NEW BRAND SPEEDO CLOCK SPEEDOMETER DAX MONKEY BIKES - eBay Decals, Accessories, Motorcycle Parts Accessories, Vehicle Parts Accessories. (end time 26-Nov-09 02:43:15 AEDST) is there anything out there that is like this and will...

just a question when you swap a crf based engine out of your bike and put a klx based engine on does the exhaust header still fit on the exhaust port properly? is there a way to fix this problem if it doesn't?

wow i have never even heard of this before 160cc bore kit for 125cc motors for 57mm stroke and a 13mm piston wrist pin. Pit Bike 160cc Big Bore Kit that's nuts but how would the bottom end hold up? has any one ever bored out their 125 to 160 wouldnt the whole crank case just explode lol

does any one have any information on this engine the one with the weird looking heads are they any good ? reliable? powerful? im pretty sure its a shineray 150cc