INSPECTION AND REPAIR OF BASIC ENGINE
6-10
3.7 Inspecting tappet
Inspect the cam contact surface of the tappets. Fit new
tappets if the surface is excessively worn or damaged.
Inspecting tappets
3.8 Measuring clearance between tappet and
tappet guide hole
Measure clearance between the tappet and tappet hole.
Replace the tappet with a new one if the limit is exceeded.
Measuring clearance between tappet and tappet guide
hole
Good
Bad
Bad
Item Standard Limit
Clearance between camshaft
journal and cylinder block bore
0.007 to 0.049 mm
[0.0003 to 0.0019 in.]
0.150 mm
[0.0059 in.]
Measuring
directions
Measuring
directions
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