Pic. 2.140. Bar diameter measurement
Measure the stem diameter of each valve in the X and Y directions at three points with a micrometer (A, B, and C) as shown in Figure 2.140.
If the diameter is not correct, replace the valve.
Standard diameter:
- Intake: 5.470–5.485 mm;
- Release: 5.465–5.480 mm.
Max Diameter:
- Intake: 5.440 mm;
- Outlet: 5.435 mm.