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View Full Version : tri-z 250 mods needed please help!!!!



erikb45
01-14-2007, 09:18 PM
hi,
i just took home an 85 triz 250. im lookin for all kinds of mods from tuning tips at home to bolt ons and more. i am mechanically inclined on motorcycles and trucks but this is my first atv. so please help.

i deff. need a silencer/ muffler to replace the cobra thats on their, it does have a dg main pipe- where do i find pars for these trikes. need some plastics and front wheel bearings

i appreciate any and all info thanxs

MisterFurious
01-14-2007, 09:50 PM
I'd start with Ebay. Plus, there's lots of guys on here with Z parts they'll sell you.

ATC-Eric
01-14-2007, 10:02 PM
Welcome to the boards!

For the rear plastics, go here. Be careful with this website though, a lot of the stuff they have is discontinued. I do know they sell the fenders still though. Im very happy with mine.

http://www.mrcycles.com/fiche_section_detail.asp?category=ATVs&make=Yamaha&year=1985&fveh=111

For the front you have to go with Maier, because the factories arent availible anymore.

http://www.maier-mfg.com/shop.cfm?action=list&page=list.cfm&criteria=101&makeid=20&modelid=233

Otherwise, Ebay and the classifieds board here is a good place to start for the rest of your odds and ends.

For the bearings, you should go with a namebrand. Dont buy into the Ebay cheap stuff. There is actually a member around here, cant remember his name that sells real good cheap bearings.

A quick bolt on mod you can use is some power reeds like these. They will give you a nice little extra kick.

http://cgi.ebay.com/ebaymotors/Boyesen-Power-Reeds-Yamaha-YTZ-250-Tri-Z-88-86-604_W0QQcmdZViewItemQQcategoryZ43979QQihZ002QQitem Z4634728926QQrdZ1

Not saying you should buy this, but I think this is what your looking for in a silencer. Personally I would check the Classifieds first.

http://cgi.ebay.com/ebaymotors/NEW-DG-NATIONAL-SILENCER-MUFFLER-YAMAHA-TRI-Z-250-YTZ_W0QQcmdZViewItemQQcategoryZ43978QQihZ005QQitem Z150077806213QQrdZ1QQsspagenameZWDVW

Now all we need are some pics of your ride!

Welcome once again.

erikb45
01-14-2007, 10:30 PM
thanks man this gives me a start great links! any body running a k&n with no air box?

thanks again


oh yeah are reads hard to replace?

ill get some pics up tommorrow i think :w00t:

TRITecate350
01-14-2007, 11:25 PM
You can buy a billet head for it:p

Bryan Raffa
01-14-2007, 11:39 PM
:welcome: where in NY are you?

ATC-Eric
01-15-2007, 12:12 AM
Reeds arent hard to replace at all. Just remember to use some locktite on the reed screws.

Dont know about the K n N.

85deathride
01-15-2007, 12:46 AM
I believe Dennis Kirk (denniskirk.com) has the DG silencers cheper that Ebay store. That's where I got mine. They also provide free shipping if your order is $100 or more.

Mosh
01-15-2007, 08:10 AM
hi,
i just took home an 85 triz 250. im lookin for all kinds of mods from tuning tips at home to bolt ons and more. i am mechanically inclined on motorcycles and trucks but this is my first atv. so please help.

i deff. need a silencer/ muffler to replace the cobra thats on their, it does have a dg main pipe- where do i find pars for these trikes. need some plastics and front wheel bearings

i appreciate any and all info thanxswelcome to the the site.The stock waterpump is plastic and breaks quite often,and will cuase your top end to overheat and sieze up.I really wont recomend any performance mods to do for you,becuase that is all in how you ride your machine.you can also look into the new billet coolheads that are only available on this site and are in limited quantities.Both the waterpumps and coolheads can be found under the PRODUCT AND RESEARCH THREAD at the top of this forum.yamahondaman,also makes a ton more billet and aftermarket items for the TRI-Z. DADS, is the name of the guy who sells the bearings eric was telling you about.All these guys can be found and contacted under the members list at the top of the page.You can also do a search labeled TRI-Z and find all kinds of mods and info.Good luck and have fun.Almost every thing you need for your trike can be found and or purchased on this site,where almost noone else offers these aftermarket bolt on pieces.

erikb45
01-15-2007, 03:47 PM
thanks to everyone for helping me out. i have some good ideas as to which direction to start on glad this site is here hope to be riding real soon thanks again .



p.s. gave up 2wheels (gsxr 1000)for 3 wheels!!!!!!

Bryan Raffa
01-15-2007, 04:55 PM
did ya get that e mail?

erikb45
01-15-2007, 07:19 PM
yeah bro thanks alot:beer

now i got the info to catch up

ATC-Eric
01-16-2007, 01:13 AM
Good lookin Z man! :beer

TimSr
01-16-2007, 09:16 PM
You just brought home your first ATV, a 250cc two stroke, and it needs performance modifications???? Learn to master what you have, which is an extremely high performance machine, and start thinking mods after you are running it to its full potential, and you can speciifically point to what it does not do to your satisfaction that may require modifications.

The majority of newer riders (and a lot of long term ones)would be far better served to spend their money on filling the gas can, and getting some seat time over purchasing bolt on hardware to try to compensate for lack of riding experience. Ride it a while, get to know it, and its limitations, and then see what "adjustments" need to be made.

YOu can buy a new silencer, or you can accomplish the same ends, by simply buying the repacking material out of denniskirk for about $6.99, and repacking your silencer. They rarely wear out, but the material gets saturated with oil and needs to be periodically replaced.

erikb45
01-17-2007, 12:30 AM
good advice same advice i told guys for motorcycles. the minute you dont respect it thatswhen it bites ya. maybe right now just get her tuned real good and ride it for a while. just stoked about this machine. thanks for getting me back to being smart and safe.