For someone who doesn't do any racing, let alone sprints, at any interstate venues, you try to come aross as very "knowledgeable"Fortunately, quite a few of us see through this charade, and have done so for many years
James, inlast fewyears, only races twice a year.
John Boston, on the other hand, about every weekend.
Butagain, you donthave any knowledge of this, yet you sprout forth, again,,,
Compare the owner of that 300ZX's times, that might help you to understand things a lot more.
JF's car is a roadregistered built to strict regs standard car, and not a "dedicated race car", but, you do not know any of this.
Note further down thetimesheets, my old , also standard, as built to regulations car, was just a few slots behind JF, with a 1.50, also running same brake setup, and breathingthrough a single factory butterfly.