Aeroflow AF64-2056S 253 308 Holden Thermostat Housing Silver No Heater Swive

Suits Holden 253 304 308 (GM Australia V8) Swivel with NO Heater Barb Option. Accepts Chevy Thermostat. The Aeroflow Performance billet thermostat housings area three-piece design that allows for correct positioningof the outlet to suit a large array for applications especially in conversions where small can be an issue. Machined from T6-6061 billet aluminium and allows for a full 360-degree swivel rotation for ease of installation. All Aeroflow Performance thermostat housings feature an O-ring base flange, as opposed to using the factory paper style gasket, this ensured a superior leak free seal. Each thermostat housing outlet can be untreated exposing a female1-1/4�-20 thread to adapt a AN fitting or a largerbarb fitting for custom applications. Available in several anodised finishes. Replacement O-ring and bolts - AF59-2091