F 150 4WD Pickup V8-4.6L SOHC VIN W (1998)
Wiper Arm: Specifications
Adjustment
Windshield Wiper Blade and Bottom of Windshield Glass
RH ................................................................................................................................................................................................... 65-93 mm (2.6-3.7 in)
LH ................................................................................................................................................................................................... 45-75 mm (1.7-3.0 in)