Firstly, where is it leaking from? If its from the gasket seals around the water pump body, you can use rtv sealant to re-seal the water pump.
However, if it leaks from the pulley bearing, I'm afraid you will have to change the entire pump.
hi guy, i am new in this site, currently in UK, running my own garage, my skyline R32GTR getting ready for next year UK TIME ATTACK /DRAG and TEN OF THE BEST, as u know there are very...