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
Centre to Centre ofBolt Holes - 85.30mm (3-11/32").
Overall Height - 60.85mm (2-25/64").
Overall Length - 101.90mm (4-1/64").
Width of Body - 70.80mm (2-25/32").
Radiator Hose Size - 38.25mm (1-1/2").
Radiator Hose Angle - 15 Degree.