ENGINETYPE: supercharged and intercooled DOHC 32-valve V-8, aluminum block and heads, port fuel injection Displacement: 256 cu in, 4196cc Power (SAE net): 390 bhp @ 6100 rpm Torque (SAE net): 399 Howreliable is the 2008 Jaguar X-Type? See the most common repairs performed and learn if your vehicle is at risk for major repairs in the next 12 months. Car Values. Price New/Used; RELATED 8 Reasons Why You Should Buy A Jaguar X-Type (2 Reasons Why It's Best Avoided) As for reliability, being a Jaguar, the X-Type does have some things to look out for. Transmission problems can occur if the previous owner hasn't done proper maintenance, as well as a handful of problems with coolant loss and coolant pipes. TheX-Type is Jaguar’s alternative to premium saloons like the BMW 3-Series and Audi A4. However it has never proved as popular as models from the German manufacturers, due in part to a limited engine line-up and the lack of a diesel until 2003. It was facelifted in 2008 with larger bumpers and a more aggressive look along with a few D5L8L.