Place special tablock on two studs located in center web area of each housing.
Install hold-down nuts on all studs.
Torque nuts to 50 - 60 ft lbs (68 - 81 Nm) in same sequence as rocker lever housing retaining
Bend long tab of each tab lock down over housing surface and bend short tabs over hex flats of
Adjust retarder housing slave piston.
Loosen slave piston adjusting screw locknut and backout screw until slave piston seats in
Rotate engine in direction of normal rotation until "A" mark on accessory drive pulley
alines with timing mark on front gear cover. Exhaust valves in cylinder 1 or 6 are closed.