(1) Body. Install atomizer assembly, tighten body to position spray orifice opening in the direction of the inlet manifold air flow. Tighten to a minimum torque of … 6 N·m (53 lb in)
(2) Nut. Tighten nut to a torque of … 5 ± 1 N·m (45 ± 10 lb in)
NOTE: Since orifice is not visible when installed, an arrow (in same position as orifice) is stamped on one of the flats of the hex nut.