RZ/RD 350 & Misc. 2-Stroke Tech BBS

Bugger!! I thought so...
I have just freshen the top end, and would rather not pull that apart...
Is it possible to just remove motor, turn upside down and lift/remove the lower case up, which i assume houses the gears etc and replace the seals? or is another full tear down needed?
cheers again....

Hello, I am looking at replacing my crank seals. My question is, can the seals be replaced with out removing engine and splitting the cases? Can they be replaced by removing flywheel etc and slipping over crank and pressing them home, like most dirt bikes or do the have a ridge that wont allow this ...

Hi All, sorry probably been asked before but i am about to assemble my stripped down engine, my question is when fitting cylinder base gaskets and head gasket should you add aftermarket sealer, i have in past on vehicle engines used Permatex gasket spray but noting upon pull down, gaskets were dry. ...

Hello all, getting ready to purchase replacement decals for my RZ250R 1GA Australian model, looking for some recommendations on where to purchase from, the two stores i have found are RDDECALS (from their web site) and Classic Reproduction decals from eBay based in UK, i was looking at RDDecals howe...

Hi All looking at re zinc plating my bolts etc while rebuilding my RZ250R, i have read on here about making a home made kit which looks interesting. looking further, it seems the bolts are re zinc plated, then placed into a dye (Chromate solution) to add the color of the bolt/nut. i am interested in...

Here's my 23 year old daughter on it before it been put away

As a 15 year old i had the RZ brochure stuck to my wall, In 91 purchased a one owner 250 and my mate had the 500 ah good times.... over the last 20 years it has only gone out a few times, and while covered in the shed the screen got damaged, looking for a new one i came across your website. as the b...

Thanks for the reply Jon, in truth your the cause of my rebuild as i got sucked into your RZ rebuild on your web site when i was looking for information, you make it look so easy and your patience and skill comes out while browsing your articles... so you could get bombarded with question...lol. Fir...

Hi All After some good suppliers for my 1985 RZ250R rebuild in Australia, looking on the net and touching a few areas within the forum most times it seems my Aussie friends purchase Over seas, looking at most sites, most gasket kits etc seem to always be for the 350 range, now i assume that the carb...

All good, need to pull back the return spring which went across the cable, sorted.....
Wish the manuals had better photos and descriptions.

Hi All Removing engine for restoration, and cant seem to be able to release the cable at the oil pump. All my manuals say to open throttle and slip cable from guide, yet my guide seems to have a pin that hold cable in place stopping it from coming out. Does the pump release from side of engine by un...

Had a good look at the tank today, looks like some light rust in the seams, when I resealed a few years ago it was around the rolled seal which was weeping in between the two skins, i used solder and sealant and seems to be good ATM. have vinegar sitting in tack now to remove any rust that is in the...

Playing around with Solvent now, with wait for it..... Filed down Lego blocks, and I plenty of colors to chose from.... see how it goes.

Hi all,

my RZ250R has some broken retaining tabs on the flaring/body work, i still have all the pieces just asking who has been successfull in either glueing or plastic welding these back together, and what product seems to work best

Thanks

<t>Found one on ebay in the UK, hopefully will be ok, will need painting etc but was not to bad price wise, will see when it arrives.<br/> Fuel tank had pin holes in it years ago, sealed it externaly with Stag paste and fuel resistant silicon, yet to recheck but still seems to be holding ATM.<br/> W...