Alright, here's a list of Links I have found for the Yamaha SRV250.
SRV250のリンク表です。


English / 英語
Lucky & Wild - One of the very first sites I came across featuring an SRV250



Japanese / 日本語
SRV/ルネッサ 全国ミ－ティング掲示板 (SRV & Rennaissa All Japan Meeting Bulletin Board)
4DN Wiki （SRV250&ルネッサ） This Wiki is great as it has a variety of info about the SRV.
YAMAHA SRV Pics of Maintenance with Japanese Comments - some insight on jet sizes / ジェット交換などの話

SRV250 Pics in Instagram:

http://tofo.me/tag/srv250

Found this site while looking for info on parts substitutions, haven't had time to go through it yet, but thought it may have some interesting info. (Japanese)

http://4dn.shimix.jp/

Here's another site that I found about the SRV.  This one is a general introduction, but has a lot of the general information about the bike in the sidebar.


Bike Lineage.org