KIT-BIAS PISTON 6E6599 - Caterpillar

Remove Rocker Shaft and Push Rods
start by:a) remove valve cover Photos shown are on 3306 engine.1. Loosen bolts (1) evenly and remove the bolts and washers that hold the rocker shaft in position.2. Remove rocker shaft (2).3. Remove the O-ring seal from rear support bracket. A replacement of the O-ring seal must be made each time the head bolt is removed from the rear support bracket.4. Remove push rods (3).Install Rocker Shaft and Push Rods
1. Install the push rods (2).
Make an alignment of the dowels in the brackets on each end of the rocker shaft with the holes in the cylinder head.
2. Install a new O-ring seal in the rear support bracket of rocker shaft.3. Put rocker shaft (1) in position on the cylinder head.4. Put 2P2506 Anti-Seize Compound on the threads of the bolts that hold the rocker shaft in position.5. Install the six bolts (four bolts on 3304) and washers that hold the rocker shaft in position.6. Tighten all bolts (3), (4), (5), (6), (7) and (8) in number sequence to a torque of 115 lb.ft. (156 N m). Tighten four cylinder engine bolts to same torque and in same sequence. Tighten bolts again in number sequence to a torque of 185 13 lb.ft. (250 17 N m). Last, tighten the bolts again by hand in number sequence to a torque of 185 13 lb.ft. (250 17 N m).7. Adjust the intake valves to a clearance of 0.15 in. (0.38 mm) and the exhaust valves to a clearance of .030 in. (0.76 mm). Tighten the locknut on the valve adjustment screw to a torque of 21 5 lb.ft. (26 7 N m).