DSG-423 GENERAL INFORMATION
01-34
Valve Spring Compression Pressure
• Use the Valve/Clutch Spring Tester to check the
valve springs for proper strength at the specified
valve spring length.
Valve and Seat Refacing Measurements
NOTE: After grinding valves or valve seats, check valve
clearance.
• Check the valve seat and valve angles.
Valve Seat Width
• Measure the valve seat width. If necessary, grind the
valve seat to specification.
Valve Seat Runout
• Use the Valve Seat Runout Gauge to check valve
seat runout.
Special Tool(s)
Valve/Clutch Spring Tester
TOOL-6513-DD or Equivalent
Special Service Tools called for
by the procedures can be
obtained by calling:
1-800-ROTUNDA
(1-800-768-8632)