Important: The following steps must be completed in sequence. This will ensure uniform bolt tension.
Tighten Tighten the cylinder head bolts - first pass to 30 N·m (22 lb ft).
Tighten Tighten the cylinder head bolts - second pass (SOHC) to 45 N·m (33 lb ft).
this is for the rocker shaft
Rocker Arm Shaft-to-Head
19 lb ft