Proflow's economy cast aluminium thermostat housings will let you replace your old standard water neck without breaking the bank. They come with bolts and a gasket/o-ring, and are available in a chrome or black powder coated finish.

More From This Category

Holley Water Neck, Aluminium, Natural, 180 Degree Thermostat, 1.50 in. Hose, GM, LS/LT Engines, Each

Holley Water Neck, Aluminium, Natural, 180 Degree Thermostat, 1.50 in. Hose, GM, LS/LT Engines, Each

$49.46