These are Revell 1/72nd scale kits so I threw in an Elheim modern US Marine and the S&S Cougars just to give a visual on sizes. I think the 1/72nd scale kits maybe a little on the small size, but it won't be a problem for the game.
Revell M966 TOW Missile Carrier and M997 Maxi Ambulance
Revell M977 Maxi Ambulance and Elheim US Marine
Revell M966 TOW Missile Carrier
Revell M997 Maxi Ambulance and S&S MRAP Cougar 4x4