Also - I see that the 216 has a smaller upper rad hose compared to the 261. Any issues in using the smaller one on the 261? Do need just the thermostat housing? Or the 'elbow' that attaches to the block as well from the 216?

1948 Chevy Thriftmaster 3/4-Ton
Poncho "farming" in Ontario
Starting in the DITY
Continuing in the Project Journals
More images

There are only 10 types of people in this world, those who can read binary and those who can't.