4.0 Liter SOHC 12-Valve V6 Engine on the 2010 Mercury Mountaineer V6
4.0 Liter SOHC 12-Valve V6 Engine on the 2010 Mercury Mountaineer V6 AWD
4.0 Liter SOHC 12-Valve V6 Engine on the 2010 Mercury Mountaineer V6 Premier
4.0 Liter SOHC 12-Valve V6 Engine on the 2010 Mercury Mountaineer V6 Premier AWD