This is a 1976 olds on which I put new heads last Fall; freshwater keel-cooled block. Decided to give it new points, plugs, plug wires and a...
this is the routing of the circulating pump hoses on my olds 455. It is fresh water cooled through a keel cooler and expansion tank. This photo...
I have a fresh water cooled Olds 455 in my boat. (cooled by a keel cooler). Question: the exhaust manifolds have two ports at the forward end one...