Description
Whether you’re running a braided line for your cooling system, Billet Specialties now offers thermostat housings in -16 AN sizes for small block/big block Chevy. Choose between a machined or black anodized finish. Compatible with the stock thermostat or for racing without a thermostat, these housings are precision machined from 6061-T6 aluminum and include stainless hardware and O-ring for optimal performance.






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