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Author Topic: Help ID an engine number ..  (Read 1991 times)

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Offline Glen08

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Help ID an engine number ..
« on: November 04, 2013, 07:05:10 pm »
Hi all...
Need some help with a big bore engine number (RH case) starts with "246-00###" ???
Has a 4V4 top end...
 regards Glen  ;)
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Offline Iain Cameron

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Re: Help ID an engine number ..
« Reply #1 on: November 04, 2013, 08:14:58 pm »
4v4 is a yz 465 H 1981 , as to the case # no idea is there any other # before 246 .Iain
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Yamaha tragic ; dt1, rt1, dt2, rt2, dt2mx , rt2mx , mx250, mx360,sc500, 74dt125, yzx125, yzc250, yzc400, yzd250, yzd400, yzh250, yzh80 , dt100 , xr75 ko xr80 03 , it175 82 . Not a member of any club

Offline Glen08

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Re: Help ID an engine number ..
« Reply #2 on: November 04, 2013, 08:24:39 pm »
http://www.pure-2-stroke-spirit.info/download/yamaha_model_codes.pdf

Thanks mate , no the RH case starts with 246-xxxxxx , got me stuffed , it looks no different on the outside to SR5 or 4V4  cases ..

I got the bike off here from "Ludo" in Bendigo , as a yz490k , ill just pm him..
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Offline Tim754

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Re: Help ID an engine number ..
« Reply #3 on: November 05, 2013, 12:03:46 pm »
The 83 250cc is "24Y"  no idea about 246 . Does it looked factory like stamping? Asking because I have seen genuine Police re-stampings on stolen and recovered bikes.
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Offline Glen08

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Re: Help ID an engine number ..
« Reply #4 on: November 05, 2013, 12:40:09 pm »
Thanks mate,,
It looks original with all the stamped lines running throughout the entire surface...
Or its a blxxdy good cover up,, got me stumped!
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Offline Glen08

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Re: Help ID an engine number ..
« Reply #5 on: November 08, 2013, 08:30:40 am »
Ok,,,after some long research heading no where,,ive been told the case number "246" is indeed a one off factory job..

Can anyone else shed some light ?
motor pics are on the ozvmx facebook page,,,finally what to do with it ????

regards glen :)
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