Billet Thermostat Housing Straight-Up GM. This thermostat housings are precision machined from 6061-T6 billet aluminum and polished to a mirror finish. Fits small and big block Chevrolet engines. Includes Dual Buna N O-rings for a positive seal eliminating the need for a gasket or sealant and Stainless steel mounting hardware.
This part fits most Cars and Trucks.; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.