Usage:
(1) Torque for bolts holding rocker arms ... 18 ± 5 lb. ft.(2.5 ± 0.7 mkg)
(2) Torque for lock nut for valve adjustment screw ... 24 ± 5 lb. ft.(3.3 ± 0.7 mkg)
(3) Diameter of the shaft for the rocker arms (earlier) ... .8580 to .8585 in.(21.793 to 21.805 mm)
Diameter of the shaft for the rocker arms (later) ... .8580 to .8588 in.(21.793 to 21.814 mm)
Minimum permissible diameter (worn) ... .8570 in.(21.768 mm)
Bore in bearings for the rocker arms (new) ... .8603 ± .0008 in.(21.852 ± 0.020 mm)
Maximum permissible bore (worn) ... .8630 in.(21.920 mm)
Maximum permissible clearance between bore in bearing and shaft (worn) ... .005 in.(0.13 mm)
(4) Clearance for valves (intake valve) ... .015 in.(0.38 mm)
Clearance for valves (exhaust valve) ... .025 in.(0.64 mm)
(5) Diameter of cam follower ... 1.1589 ± .0004 in.(29.436 ± 0.010 mm)
Minimum permissible (worn) ... 1.1575 in.(29.401 mm)
Bore in block for cam follower ... 1.1624 ± .0006 in.(29.525 ± 0.015 mm)
Maximum permissible bore (worn) ... 1.1650 in.(29.591 mm)
(6) Torque for the thrust pin for the camshaft ... 35 ± 5 lb. ft.(4.8 ± 0.7 mkg)