Post by
89S13SILVIA »
https://forums.nicoclub.com/89s13silvia-u6397.html
Sun Oct 05, 2003 5:22 pm
i slip it from 4500 to 3500 and dump depending on how the track feels test it a little play around with tire pressures i set mine at 16 then went back up to 20 or so and gained .2 tenths i think them being that low slowed me down but after i raised them i still hooked up almost the same