For 1987 GMC R1500 Radiator Cap API 38911TJ Radiator Cap -- Standard; 16 lb

For 1987 GMC R1500 Radiator Cap 35768RTGM Standard -- Relief pressure 16 lb

For 1987 GMC R1500 Radiator Cap 54577YNRJ Standard -- Relief pressure 16 lb

For 1987 GMC R1500 Radiator Cap 15919DZDR Safety Lever -- Relief pressure 16 lb

For 1987 GMC R1500 Radiator Cap 79788QNBW Safety Lever -- Relief pressure 16 lb

For 1987 GMC V1500 Radiator Cap API 34811YG Radiator Cap -- Standard; 16 lb

Radiator Cap For 1987 GMC R1500 CS964GC Radiator Cap -- Standard; 16 lb

API 77NR97Y Radiator Cap Fits 1987 GMC V2500 Radiator Cap -- Standard; 16 lb