FORD FALCON EL EFI V8 XR8 4.9L J (MPFI),MNG OHV 16v Petrol V8 185kW Sedan RWD [01/97 - 08/98]. FORD FALCON EL EFI V8 XR8 4.9L Z (MPFI) OHV 16v Petrol V8 170kW Sedan RWD [09/96 - 12/96]. XTRA COOL GOLD is suitable for use in all vehicles not requiring anti-freeze protection, both petrol and diesel.