Thanks for all the replies guys. If the Zook got say a 40mm body lift what size tyres could you happily run?

It will purely be a trailered, off road hunting hack. I'm not intending it to be road legal.

I spied a tidy Suzuki SJ413 at a farmers place that's been left parked up because the motor developed a knock so he's practically giving it away. I know I'll be in for at least a basic motor rebuild (possibly a replacement motor) but what I want to know is what minimum modifications really transform ...