TM 5-2420-230-24-2
Cylinder Head - Group 2
Cylinder Head - Assembly (2-13)
B Series Shop Manual
Page 2-21
Inspect the valve face for seat width and centering.
Valve Seat Width
mm
in
1.5
MIN
.059
2.0
MAX
.079
Cylinder Head - Assembly (2-13)
NOTE: Clean all cylinder head components before assem-
bling.
Install the valve stem seals.
The intake and exhaust seals are the same.
Lubricate the stems with SAE 90W engine oil before in-
stalling the valves.
Valve Spring Compressor
Compress the valve spring after assembling the spring
and retainer.
L-284