Cylinder Head Assembly (16-valve engines)

Fig. 4-20 shows the cylinder head and valve train assembly found on PL and 9A (16-valve) engines.

Fig. 4-20.

Exploded view of 16-valve cylinder head. Cylinder heads with small, fine cracks between valve seats and plug threads are usable provided the cracks are not more than 0.5 mm (.02 in.) wide and do not extend into more than the first few spark plug threads.