Suction End Type: Female O-Ring. Suction End Style: UNF O-Ring. 1985 GMC K2500 Suburban Engine: 5.7L V8; Vehicle w/o Rear A/C;. 1986 GMC K2500 Suburban Engine: 5.7L V8; Vehicle w/o Rear A/C;. Compatible Years: 1985 1986.
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