Cylinder Head - Group 2
Valve Seats - Grinding (2-12)
B Series Shop Manual
The valve depth is the distance from the valve face to the
Record the depth of each valve as (A).
If valve depth does not meet specification the valve seat
must be replaced.
After valves meet initial valve depth criteria, grind the
valve seats to remove all scores, scratches and burns.
Intake: 30 Degrees
3823495 Gauge Block
Since the seats have been ground, it is necessary to
re-measure the valve depth and to calculate the grinding
Install the valves in their respective bores and measure
the depth. Record the depth of each valve as (B).
Make sure the seats are clean before you measure the