Detriuch

iTrader: (1)

i need some help from u guys. i was just wondering where r u guys shifting at. i want someone to respond that runs around the same time i do. i got a 86 base with cone filter and a racepipe. and my best is 15.2 at 90. most of the time im at the end of 3rd gear holing it out when can shift to 4th. what i need to know his whats the best way to drive a rx7 that year with those mods. like i need to know since i shift at like 7500 rpm everygear. am i loosing time by that?? what should i do. o yea my 60 ft for that one was 2.1 and 9.7 1/8. thanks