The clutch slips going up hill witch shouldn't be a problem if we get to the Hay plains, but after that could be interesting.
Time for some intoxicating liquor whilst contemplating if we should change the water pump tonight
Bit late or might be early enough for you RE: The water pump, You could just carefully screw a small bolt into the shaft weep hole with a heap of sealant [ thats if its the pump shaft seal thats leaking ] Would save time doing a remove of old rusty bolts that might snap and cause more troubles ..
RE: The over heating, Wonder if it has a thermostat fitted ? Could be stuck almost shut or some gumbies remove them altogether but forget to fit a restrictor plate in to slow the water flow, so it gets enough time to be cooled by the radiator .
RE: The Hay plains what direction does the wind blow from at this time of year, Tail wind your laughing, Head wind you better get out and start pushing