1987-1991 GMC R3500 5.7L V8. 1987-1989 GMC R3500 7.4L V8 4BBL. Notes: Air Cleaner Mounting Gasket -- 5-1/32in I.D. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
