It has the little plate for the oil distributor and so it is a low pressure motor. All Chevy sixes had insert main bearings and this motor would have the babbitt directly on the rods. If the side cover does not go all the way up to the top of the head, it is a 1950 to 52 motor. There were 235s like this in US trucks and 216s of this style in some Canadian vehicles.
