 The engine block on these motors were painted a blue colour (as opposed to the previous red) and were known as the "XT5" versions, although are commonly referred to as the "Blue" motors.As well as changes to the existing engines, a new 1.9-litre inline-four engine was introduced.Known as the "Starfire" four, the new engine was the 2.85-litre blue inline-six engine with two cylinders removed.