Notes: Ported Vacuum Switch -- 2 Ports; yellow. Contents: Ported Vacuum Switch. 1981 Chevrolet Caprice 4.4L V8. 1979 Chevrolet Caprice 5.7L V8. 1979 Chevrolet Caprice 5.0L V8. Carefully constructed with brass and high temperature plastic housing to OEM specification for precision fit and performance.
