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I am needing to but a new back brake setup for my Thumpy 110 but I need the axle size? Sounds like a stupid question but I have hardly ridden the bike and I'm away from home at the moment so i cant check. Im on the DHZ store and there is a 118mm setup or a 140mm one, which do I get? Thanks...

I changed my mind a million times but after watching a youtube video I have decides on getting a GPX125 engine. Would it fit into my Thumpstar 110 frame easily? DHZ website says it will bolt onto any Pitbike on the market but i was just wondering if anyone on here has done it and were there any...

Im looking to upgrade my Genuine Thumpstar with a new engine and I was wondering if Lifans are good quality engines? i know there is alot of crap chinese engines and parts out there so im just trying to steer clear of them. I was looking at this: LIFAN 140CC OIL COOL ENGINE 1P55FMJ DIRT...

I recently brought a Genuine Thumpstar 110 and the engine is stamped "Gongyu" with the number IP52FMH.I have been lurking the forum for a while getting some knowledge but i still have a few questions: 1. I was told that the engine in my bike is a LIFAN but was wondering why it is stamped...

I washed my Thumpstar 110 and took it for a backyard spin straight after i washed it and it went really bad.I give it full throttle and it gives nowhere near like it did before i washed it. Im guessing water has got in somewhere.. what should i do? most common problem when this happens? Thanks

Hey guys, Im in the progress of restoring my Z50 with the long term goal to get it registered for the road and i have a few questions. ( Im in nsw ) 1. Will i need a Motorcycle licence to ride it or not because i have heard it will fall under car licence as it is "49cc" . 2. The bike...

I am cosidering getting my z50's frame repainted, how much generally would this cost to do and what actually needs to be done? thanks

My Z50j has a little bit of rust on the compliance plate.. how would i get rid of this? Also the how much damage would one have to have before the RTA ses no go, dont get me wrong its not completley rusted just a bit. The Frame also has a fair bit of rust on it is there anyway/product to...

I have a 1980 z50j with a heaps of surface rust on it. whats the best way to get rid of it? any products to take it off completley? thanks.

i was thinking of getting an 85cc big bore kit for my z50j. Would onee with a cast iron barrel be ok? i get everything with kit the ( piston , rings , pins , gasket kit ).... i can get the kit for $150 good price?

Looking for parts for a Z50j 1980 model.. Headlight ( full ) Blinkers. Brake Light Horn ( Full setup , Button 2 ) Blinker switches I know eBay is good but is there anywhere i could go to get them? Would a local Honda dealer be able to order them in for me? Thanks.

whoever private messaged me, sorry i accidently deleted them before i reads them lol

Hi, i have a 1980 Honda Z50j. I am wanting to buy an 88cc kit for it but also want it registered.. does anyone know any good sites that sell kits or any good brands of kits? do you need different size gaskets and all that for an 88cc kit or just different piston, rings and cylinder? I've...