Made from 6061-T6 billet aluminum and anodized for corrosion protection, housing has two -12AN female O-ring inlet ports.
Thermostat block has three 3/8"-16 threaded holes to mount the housing to a flat mount. Thermostat block has 3/8"-16 threads to mount filler or water neck to the top of the thermostat block. Block measures 4.250" x 3.00" x 2.00".
Thermostat or restrictor is placed between this housing and a conventional manifold housing such as Moroso part No. #63423, where a radiator hose connects it to the radiator.
Can be used with Moroso cooling system accessories, Part Nos. 63420, 63421, 63423, 63430, 63431, 63432, 63460, 63461, 63466 and 63471.