Originally Posted by
Barry_Hughes
depends so much on the motor you are using, whether it is a torquey or rpm motor!
But fdr is normally around 5.
Boost & turbo dependent on the motor.
Start rpm 1500 to 3000
end rpm 12000 to 15000 rpm
boost by Th
Turbo by Th
as guide if you have been using a 2.1 use similar settings post your rpm start and acc and I can tell you the boost end rpm.
Either a hw 21.5 or a sp mmm 21.5t