Hey fellas, Actually I use a racers edge fuel filter on my rear shock tower(looks just like Ofna's works just as well) I got my Ofna Primer filter from Tower Hobbies, online. Here is the link to the [link=http://www2.towerhobbies.com/cgi-bin/wti0001p?&I=LXEYG3&P=7]Ofna fuel filter checkvalve[/link]

You will have to retune your low end also about as much as your high speed needle. But start with highspeed needle then work on the low speed needle take your time, and you will get it..

Good luck and keep us all posted on how it goes..