IM USING THE STOCK HARRISON COMPRESSOR ON MY CADDY AND IT WORKS GREAT.IVE KILLED 3 OF THEM BUT THEY WERE ALREADY OLD AND WORN OUT.JUST GOT A BRAND NEW ONE,GONNA SEE IF IT LASTS ANY BETTER.BEEN TOLD THAT THEY DO MORE PRESSURE THAN A YORK BY THE GUY AT THE PARTS STORE.