NOTICE: Excessive valve stem to bore clearance will cause excessive oil combustion and may cause valve breakage. Insufficient clearance will result in noisy and sticky…

Pre-chambers must not be recessed into the cylinder head or protrude out of the cylinder head by more than .004″ or a head gasket leak…

• Wire brush head bolts to clean threads. • Apply P/N 1052080 sealant to bolt threads. • Oil underneath head of bolts. • Dowel pins…

There are various reasons why a cylinder head may not seal, that should be detected before a head gasket is replaced. Some may not be…

The cylinder head (Figure 2-12) is a very heavy design and made of cast gray iron. It is a 17 bolt design that has 5…

1. MOMENTARILY NOISY WHEN CAR IS STARTED: This condition is normal. Oil drains from the lifters which are holding the valves open when the engine…

Roller lifter wear, sticking, or looseness can be caused by high carbon content in the engine oil, which is the product of combustion and can…

Rocker arm shafts may break if installed improperly. Uneven torquing causes stress at bolt holes. The proper method to install rocker shafts is as follows:…

Valve lifters and push rods should be kept in order so they can be re-installed in their original position. The push rods must be installed…

Oil is supplied to the lifter through a hole in the side of the lifter body which indexes with a groove and hole in the…