Calculating The Grinding Depth; Grinding The Valve Seats - Dodge D250 1990 Service Manual

Alternative Repair Procedures
Page9K-20
Base Engine Components
DODGE Turbo Diesel
§ j | Calculating the Grinding Depth (Integral seats
^ only)
After resurfacing the valves and determining that all values
meet specifications, Install the valves in their designated
locations and measure valve depth.
i
x-—-J/ r 777T
*/ / / / / *
v—J//////
Note: The valve depth is the distance from the valve face to the
head deck.
Record the depth of each valve (A).
Grinding the Valve Seats
Grind the valve seats to remove scores, scratches and burns.
Seat Angle
Intake: ........ 30 degrees
Exhaust: ..... 45 degrees