Outer Limits 4x4 Board

The melt downs in zd30 motors was fixed late 03 and was due to wrong oil squirters allowing pistons to get too hot then the cool fuel would burn a hole straight through, usually number 3.
just look for a 4.2 td and u cant go wrong

put ur head in drivers foot well with a torch look behind the centre concole get someone to work vent controls and use spray grease to lube the tracks in the white spinning wheel inside vent control box. hope this helps
may take a bit of grease and time.

just drive it normal mate and dont baby em around town everyday not getting to opperating temp.
buy the time they leave the shop they have a few km's anyway.

td42 t are simple no computer the td42 ti the intercooled ones have a simple computer that runs the fuel pump advance. the motor will run but u will hear it diesel knock a bit and lack a bit of power.

have you bleed it at the master sometimes air can make its way to master when you have disconected the lines for a while.