Not a new article from the excellent Jim Donnelly over at Hemmings, but very interesting nonetheless.
These heads are unusual in as much as the manufacturer, (E&S), are not widely known, plus the heads appear to offer extra cooling capacity to combat overheating which is often the bane of the Ford flathead V8.
Read the article and the mystery being solved by Hemmings readers here
Excellent response to Jim’s article from Mike Russell The E&S heads were made by E&S Manufacturing Co. 1828 Keystone St. Burbank CA phone CHase 7-7447, Ed Schneck owner, Kong Jackson was involved in the design. They also made several styles of multiple carburettor intake manifolds. The “Super Marine Special” was a staggered 4 carb beauty with fins. They also made a cool 2 carb manifold featuring a “Blast Box” for street use which could be replaced with a low carburettor mounting plate for racing applications. Other products included scoops and an offset generator mounting bracket. The company moved to Georgia at some point and changed the name to L&S. The E&S Custom, Super Race, and Supermarine heads feature a revolutionary design of combustion chambers, valve and dome areas, which results in absolute maximum turbulence and enables the use of ten to one and higher compression ratios with maximum volumetric efficiency and excellent fuel flame propagation. “Choking off and “peaking