M1070 HET ARMOR KIT
a. Install door sill block (1) onto door frame and position flush to "B" pillar and outside surface as shown in
b. Carefully transfer three hole-locations to door frame by match drilling the holes with a 21/64-inch bit.
c. Remove door sill block (1).
d. Open the three holes to ∅17/32-inch in the door frame at locations drilled in Step b.
e. Install three upset nuts (2) into door frame.
Apply Loctite 222 to threads of three screws (3).
g. Install door sill block (1) and secure with three screws (3). Torque screws to 13 lb-ft.
h. Repeat Step 1 on opposite side of vehicle.