Sebring Convertible V6-2.7L (2009)
Valve: Procedures
VALVE AND VALVE SEAT REFACING
The intake and exhaust valves have a 44.5 to 45 degree face angle (2). The valve seats have a 45 to 45.5 degree face angle (3).
VALVES
Inspect the remaining margin after the valves are refaced. See: Specifications/Engine - Specifications
VALVE SEATS
1. When refacing valve seats, it is important that the correct size valve guide pilot be used for reseating stones. A true and complete surface must be
obtained.
2. Measure the concentricity of valve seat using dial indicator. Total runout should not exceed 0.051 mm (0.002 inch.) total indicator reading.
3. Inspect the valve seat with Prussian blue to determine where the valve contacts the seat. To do this, coat valve seat LIGHTLYwith Prussian blue
then set valve in place. Rotate the valve with light pressure. If the blue is transferred to the center of valve face, contact is satisfactory. If the blue
is transferred to top edge of valve face, then lower valve seat with a 15 degree stone. If the blue is transferred to the bottom edge of valve face,