var addthis_pub="mastersairab";2010 Jaguar XK and XKR Facelift with new V8 Engines Unveiled in DetroitAs well as revealing the new XFR at the Detroit Auto Show, Jaguar also pulled the covers off the 2010 Model Year XK and XKR coupe and convertibles that receive all-new V8 engines. With a displacement of 5.0-liters, the all-new AJ-V8 Gen III direct-injection engines deliver more power and