106
8. Apply a light coat of grease to the cylinder head cap
screw threads and washers; then install the cap
screws. Tighten only until snug.
GZ132B
9. Loosely install the five cylinder head nuts.
10. In a crisscross pattern, tighten the four cylinder head
cap screws (from step 8) initially to 20 ft-lb; then
increase to 30 ft-lb, and finally to 37 ft-lb. Tighten
the 8 mm nut (from step 9) to 21 ft-lb; then using a
crisscross pattern, tighten the 6 mm nuts (from step
9) to 8.5 ft-lb. Tighten the two cylinder-to-crankcase
nuts (from step 4) to 8 ft-lb.
NOTE: If both cylinders have been removed, repeat
steps 1-10 for the remaining cylinder.
11. With the timing inspection plug removed and the
front chain held tight, rotate the crankshaft until the
front piston is at TDC indicated by timing mark F.
GZ063
12. With the alignment pin installed in the front cam-
shaft, loosely place the cam sprocket (with the
recessed side facing the cam shaft lobes) onto the
camshaft. At this point, do not “seat” the sprocket
onto the shaft.
732-307B
GZ130
NOTE: At this point, oil the camshaft bearings, cam
lobes, and the three seating journals on the cylinder.
13. With the cam lobes directed down (toward the pis-
ton), maneuver the camshaft/sprocket assembly
through the chain and towards its seating position;
then loop the chain over the sprocket.
NOTE: Note the position of the alignment marks on
the end of the camshaft. They must be parallel to the
valve cover mating surface. If rotating the camshaft is
necessary for alignment, rotate the sprocket inside
the chain until the alignment pin can be engaged in
the sprocket with the camshaft properly aligned to
the head.
GZ519
14. Seat the cam sprocket onto the camshaft making sure
the alignment pin in the camshaft aligns with the
smallest hole in the sprocket; then place the cam-
shaft/sprocket assembly onto the cylinder ensuring
the following.
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