Cutlass V6-191 3.1L VIN M SFI (1998)
Valve Seat: Specifications
Valve Seat
Seat Angle .................................................................................................................................................................................................................... 45°
Runout ........................................................................................................................................................................................... 0.025 mm (0.001 inch)
Seat Width
Intake ................................................................................................................................................................... 1.55 - 1.80 mm (0.061 - 0.071 inch)
Exhaust .................................................................................................................................................................. 1.70 - 2.0 mm (0.067 - 0.079 inch)
