For 1988 Chevrolet R30 Radiator Drain Petcock Dorman 97644PZSQ

For 1988-1999 Chevrolet C1500 Radiator Drain Petcock Dorman 93735TY 1993 1994

For 1988 Chevrolet V30 Radiator Drain Petcock Dorman 23463WQGW

For 1988 Chevrolet R20 Suburban Radiator Drain Petcock Dorman 98972XWFC

For 1988-1990 Chevrolet Celebrity Radiator Drain Petcock Dorman 82183VTKW 1989

For 1987-1988 Chevrolet R10 Suburban Radiator Drain Petcock Dorman 38411DQVC

For 1987-1988 Chevrolet V10 Suburban Radiator Drain Petcock Dorman 57366HHNF

For 1988 Chevrolet R20 Radiator Drain Petcock Dorman 97614GMVV