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

Proflow Water Neck O-Ring, Rubber, Water Outlet, fits Billet Water neck TH802, TH810, TH811

Proflow Water Neck O-Ring, Rubber, Water Outlet, fits Billet Water neck TH802, TH810, TH811

$12.66

Proflow Water Neck O-Ring, Rubber, Water Outlet, fits Billet Water neck TH809

Proflow Water Neck O-Ring, Rubber, Water Outlet, fits Billet Water neck TH809

$12.66

Proflow Aluminium Water Neck & Thermostat kit LS Chev For Holden 45 degree Swivel Chrome

Proflow Aluminium Water Neck & Thermostat kit LS Chev For Holden 45 degree Swivel Chrome

$76.63

Proflow Aluminium Water Neck, For Ford 289-302, 351W O'Ring Style Black, Each

Proflow Aluminium Water Neck, For Ford 289-302, 351W O'Ring Style Black, Each

$37.66