*** IN STOCK SHIPS TODAY *** RBS carries a complete line of parts to repair and service Waterman fuel pumps. This shaft is made from heat treated billet steel and has been precision ground on the O.D. for a perfect fit.
Driven shaft has .375" hex, idler shaft is the short shaft. Shafts are .625" in diameter, driven shaft is 5.310" overall length, idler shaft is 3.670" overall length.
Racer can choose the idler or drive shaft from the drop down menu. Shown in the pictures is the drive gear shaft.