TM 10-3930-653-14&P Fig. 4-96.  Tightening Sequence of Cylinder Head Bolts. (5)  Install push rods. Fig. 4-97.  Inserting Push Rods. (17) INSTALLING ROCKER SHAFT ASSEMBLY (1)    Tighten  rocker  shaft  assembly  in  same  manner  as cylinder head (gradually tightening alternately and evenly in 3 or 4 stages from center to outside). Fig. 4-98.  Securing Rocker Shaft. Tightening torque: Rocker shaft 3.0 to 4.0 kg-m V (22 to 29 ft-lb) ’ (2)  Adjust valve clearance to standard value (at normal temperature - with engine cool). Fig. 4-99.  Adjusting Valve-Tappet Clearance. Refer to section 1-3-2 (2) Model H20 PU240 Intake valve clearance (hot) 0.38 mm (0.015 in) Exhaust    valve    clearance (hot) 0.38 mm (0.015 In) (3)  Install rocker cover. (18)  INSTALLING ENGINE ACCESSORY Install oil pressure switch. (19)  INSTALLING DISTRIBUTOR (1)    Exercising  care  so  as  not  to  twist  O-ring,  match projected  part  of  distributor  drive  shaft  to  recess  in  oil pump drive gear. Fig. 4-100.  Installing Distributor. . (2)  Align support and block holes and temporarily secure with bolts. 4-49