(2) Dragway Tools B4000 4.0 Bare Cylinder Head for Ranger Explorer (Early Model) Set of(2)Early Model left and right 4.0 Cylinders Hardened exhaust valve seats with three angle profile, Fully machined gasket surfaces Meets or exceeds O.E. specifications Fits Mazda B4000 Models 1994, 1995, 1997 Fits Ford Explorer, Ranger