Description
GM thermostat housing, die cast aluminum. Part number appears to be 3733128. Used on a variety of 60s and early 70s engines. Please see photos for details. Combined shipping discount available - please request total at checkout. We purchased the inventory of a former machine shop and will be listing blocks, heads, cranks, bearing and gaskets sets in our Ebay store. Some are brand new, other have been opened, and some are parts lots. Please check back for more items. Thanks for looking!