S Saner Car 1.6 Focus, 1.6 122S Jul 5, 2006 #1 My mates civic has 138.5 WHP, and I can't remember the calculation to go backwards on percentages? using a guide of between 15-20%
My mates civic has 138.5 WHP, and I can't remember the calculation to go backwards on percentages? using a guide of between 15-20%
Chris n nic Car Nippy white cup Jul 5, 2006 #2 I usually add 10 bhp then divide by .9....which would make your m8s 165bhp at the fly. Chris
J Joe@ShedMotorsport Car Integra Type R & 205 Mi16 Jul 5, 2006 #3 Just multiply the figure by 1.15 - 1.2. Y=That would make it between 159.275 and 166.2 at the flywheel using the losses given.
Just multiply the figure by 1.15 - 1.2. Y=That would make it between 159.275 and 166.2 at the flywheel using the losses given.