Radiator Cap For 1987-1989 GMC R2500 Gates 161HX66 1987 1988 1989

Part Number : 161HX66. Application : GMC R2500 Radiator Closure Cap. 1987 GMC R2500 4.3L V6 GAS;. 1987-1988 GMC R2500 4.8L L6 GAS;. 1987 GMC R2500 5.0L V8 GAS;. 1987-1989 GMC R2500 5.7L V8 GAS;. 1987-1989 GMC R2500 6.2L V8 DIESEL;.