Have 212,000 kms. on our '97 5 spd. right now - bought it with about 115,000 kms. on it, seems to run just as well now as then, planning to drive it to 300K+...
Keep the oil clean and topped up, the rad full, and change the other fluids if you get one with that sort of mileage. These SideKicks are tough little critters, and can go a long way if cared for. If you're in a area with road salt, get it rust-sprayed (several good brands out there), or at least undercoated with an oily wax. Rust is what usually finally 'em kills off