Camshaft Bearing Cap Torque and Sequence

420A Engine:

Caution
Piston should NOT be at top dead center when installing the camshaft.

(3) Lubricate bearing journals and cams with clean oil and install the camshafts. Install right and left camshaft bearing caps No.2 thru No.5 and right No.6. Tighten M6 fasteners to 12 Nm (9 ft.lbs.) in sequence shown in the figure.






(4) Apply Loctite 51817 to No. 1 and No.6 bearing caps. Install bearing caps and tighten M8 fasteners to 28 Nm (21 ft.lbs.).
(5) Bearing end caps must be installed before seals can be installed.
(6) Install timing belt, sprockets and timing covers. Refer to "Timing belt".

Caution
Do not allow oil or solvents to contact the timing belt as they can deteriorate the rubber and cause tooth skipping.
(7) Install new cylinder head cover gaskets.
(8) Apply Loctite 18718 at the camshaft cap corners and at the top edge of the 1/2 round seal.