General characteristics of the engine
Cylinder numbering:
- Front row (from the radiator side) — 2-4-6
- Back row - 1-3-5
The firing order in the cylinders is 1-2-3-4-5-6
Arrangement of cylinders and direction of rotation of the distributor rotor
Tightening torques Foot-pounds
(unless other units are specified)
Camshaft Sprocket Bolts - 18
Cylinder head bolts:
- First stage - 41
- The second stage is at 90° (1/4 turn)
Exhaust manifold to cylinder head mounting bolts - 24
Bolts and nuts for fastening the intake manifold to the cylinder head:
- First stage 13
- Second stage 19
Oil pan bolts and nuts - 15
Oil pump bolts - 30
Valve rocker arm mounting nuts — see section 6, item 10
Valve timing chain cover bolts:
- 6mm bolts - 20
- 8mm bolts - 28
Gas distribution mechanism drive chain calming device-15
Valve Cover to Cylinder Head Bolts - 89 in-lbs
Anti-vibration bolt - 75
[Information taken from the official website: «CHEVYMAN»]