Driving impression: Merlo TurboFarmer P40.7 Top Green machines get a thorough facelift Sticking with the side-mount engine and hydro transmission that the Italian maker’s telehandlers have become known for, Merlo upgraded many other features of its TurboFarmer models back at the start of 2005. Martin Rickatson drives the new P40.7 Top machine, to find out what’s changed