where can you get 250R drag triple exhaust porting done

[hrc85250r]

i cant find any info on them on the net, i basically just want a pic of the inside of the cylinder to see where they are in relation to the transfers and current exhaust port.... thanks guys..

[BLAZERONE22]

Have you tried Dave Moore? He's one of the best. I'm not sure what e has for pics on his site. http://www.davemooreracing.com/

[Troll 2]

Try here too.

http://www.macdizzy.com/
http://www.macdizzy.com/cyl_primer.htm
http://www.macdizzy.com/atc.htm