Earls Billet Oil Thermostat - 503ERL short-bed 4 V8 1968 - 1973

4 V8 1968 - 1973 Chevrolet K20 Pickup 307/5 V8 1968 - 1969 Chevrolet K20 Pickup 396/6

9 L6 1976 - 1977 Ford E-150 Econoline Club Wagon 300/4

00-inch mandrel-bent 409S stainless steel tubing for high flow

Shiny finish for good looks

Earls Billet Oil Thermostat - 503ERL short-bed 4 V8 1968 - 1973Overview: These billet aluminum units facilitate quick oil warm up. Opening starts at 160*F (71. 1C) and they are fully open at 180*F (82. 2C). Features: Made For Most Typical Applications Billet Aluminum Sandwich Style Facilitate Quick Oil Warm Up Application: Year Make Model Submodel Engine Size Universal Specs: Brand Earls Center Stud Diameter 13 16 16 Emission Code 5 Finish Natural Fully open 180 Degrees Farenheit Inner O Ring Diameter 2. 887