Suction End Type: Female O-Ring. Suction End Style: UNF O-Ring. 1976 Chevrolet C10 Suburban Engine: 5.7L V8; w/o Rear Roof A/C;. 1976 Chevrolet C10 Suburban Engine: 7.4L V8; w/o Rear Roof A/C;. 1977 Chevrolet C10 Suburban Engine: 5.0L V8; w/o Rear Roof A/C;.
