Tappet Inspection
- Measure the tappet hole inner diameter in X and Y directions at the two points (A and B) shown in the figure.
Standard tappet bore diameter
31.000-31.030 mm {1.2205-1.2216 in}
- Measure the tappet body outer diameter in X and Y directions at the two points (A and B) shown in the figure.
Standard tappet body outer diameter
30.970-30.980 mm {1.2193-1.2196 in}
- Subtract the tappet body outer diameter from the tappet hole inner diameter.
- If it exceeds the specification, replace the tappet or cylinder head.
Standard clearance between tappet and tappet bore
0.02-0.06 mm {0.001-0.002 in}
Maximum clearance between tappet and tappet bore
0.15 mm {0.0059 in}