1987 Chevrolet R10 4.3L V6. 1987 Chevrolet R10 5.0L V8. 1987 Chevrolet R10 5.7L V8. Water Pump Drive Type: Serpentine Belt. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.