Cub Cadet MTD P90 Series - Manual (Page 98)

P90 Series Vertical Shaft Engines
92
11. Align the timing marks on the cam and the crank-
shaft to allow easier removal of the cam and to help
protect the compression relief from damage.
See Figure 10.2.
NOTE: The timing marks were filled in with red paint
for the picture.
12. Remove the camshaft.
13. Remove the balance shaft. See Figure 10.3.
NOTE: The valve tappets should be kept riding
against their original lobes. Once broken in,
switching the tappets to run on different cam
lobes will cause rapid tappet and cam wear.
14. Remove the valve tappets. See Figure 10.4.
Figure 10.2
Timing marks
Cam shaft
Compression
relief
Figure 10.3
Remove the
balance shaft
Figure 10.4
Valve tappets