partsfan > part info
PERFECT CIRCLE
607 VE 31078 000
Inlet Valve 
Criteria
Fitting Position
Intake side
Length [mm]
102,5
Surface
Nitrified
Valve Head Diameter [mm]
28
Valve stem diameter [mm]
6
Valve Seat Angle [°]
45
Valve Seat Material
Chrome-Mangan-Nickel Steel
search part number.