Troy-Bilt 90 Automobile Parts User Manual


 
78/83/90 Series Horizontal Shaft Engines
106
12. Remove the camshaft.
13. Remove the balance shaft. See Figure 10.2.
NOTE: The valve tappet 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 10.3.
15. Remove the connecting rod cap using a 10mm
wrench.
See Figure 10.4.
NOTE: Rotating the crank shaft after the connecting
rod bolts are removed will help to separate
the connecting rod from the cap.
Cam shaft
Compression
relief
Figure 10.2
Remove the
balance shaft
Figure 10.3
Valve tappets
Figure 10.4
Remove the connecting rod bolts
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