Notes: Ported Vacuum Switch -- Gray; 4 Ports. Contents: Ported Vacuum Switch. 1986-1990 Chevrolet P30 7.4L V8. 1983-1988 Chevrolet P30 5.7L V8. 1984-1985 Chevrolet P30 7.4L V8. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
