Jim Carter has a lower radiator hose with the larger end for the later 235 (ME239). And if you don't have a 216 thermostat housing handy they have an upper hose with the larger end (ME608).

Kent

1937 Chevy 1/2 ton
1942 Chevy 1/2 ton
1947 Diamond T Model 509
1951 Chevy 1/2 ton
1950 Chevy COE Model 5700 ~ "Barney" ~ And more pix