Originally Posted by
b19 dfp
youve never been on a dd rr then???
iv probably had over a 1000 2wd cars on rrs that calculate a run down and have seen anything between 14-22% losses thats where the descrepencies come from and thats why the dd rrs i actualy agree with as the losses are set and thats 18% on a 2wd cossie..
cheers danny
i have actually mate
542 bhp 461 rwhp exactly 15 %.
ran a cossie on dastek 472 bhp 408 rwhp 14 %.
i can see they will vary though between different rolling roads