25-03-2013, 08:46 AM
(22-03-2013, 03:56 PM)Oil-burner Wrote: That makes no difference whatsoever to economy chris
Dose it not?? thought it would as on a motorway at 70mph with a d turbo box your doing nearly 3,000rpm, hdi box 2,500rpm surely that 500rpm less over an hour drive would save you fuel??