fuel pressure regulator shim kit

[Whata250]

I was just giving you a hard time. I'll get over that way one day with some extra time and get'r done

 

[police stroker]

Ok thanks Mr. Bill I might see if I can meet you and get it done before the dyno day.

 

[444ornothing]

hey i have a 99.5 P.S. and would also like to alter my fuel pressure regulater to achive more throttle response and hp's. I have a lot of mechanical back ground and know exactly where the regulater is but not sure how much to shim it and with what?