google is your friend...here is what i found
http://www.google.com/search?hl=en&r...q=walbro+gss41
http://www.diytrade.com/china/4/lead...fuel_pump.html
http://www.supraforums.com/forum/sho...d.php?t=512252

sounds like the inlet/outlet configuration may be flip/flopped so you may not easily fit the same, but should work.