Aeroflow Billet Thermostat Housing - Blue Suit SB, BB Chevy, (Swivel)

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Suits Small Block and Big Block Chevy (V8 1955 to 1986). Accepts GM 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 - AF59-2034 Show more