3176C and 3196 Marine Engines Caterpillar

Illustration 1	g01430606

(1) Valve rocker arm assembly

(2) Valve lash (engine stopped)

Inlet valves ... 0.38 ± 0.08 mm (0.015 ± 0.003 inch)

Exhaust valves ... 0.76 ± 0.08 mm (0.030 ± 0.003 inch)

Note: After setting the valve lash, tighten the adjustment screw locknut. Recheck the valve lash.

Torque for the adjustment screw locknut ... 30 ± 7 N·m (22 ± 5 lb ft)

(3) Valve bridge assembly

1. Lubricate the top pad of the valve bridge with engine oil.

2. Install the valve bridge assembly on the dowel for the valve bridge.

(4) Valve lifter assembly