Specification: material: copper/brass Opening Temperature Rating: 160 fahrenheit degree Flow Rating: high-flow application: 1946-95 chevy/gmc/ford/oldsmobile/pontiac/buick/mercury/jeep/dodge/american motor/plymouth/cadillac v8/l6/v6 reference no: refer 4363 Feature: Opens at 160 Degrees Designed to Resist Large Variations of Coolant Pressure at High RPM Fully opens at Correct Temperature Consistently Regardless of engine RPM For High Performance Street, Drag Race, and Oval Track Copper & Brass Construction - Resists Corrosion High Flow Fittment: For GM/Ford/AMC - 160 degrees. .
