One of the members building an AD hot rod used an oil filter canister welded to the firewall to cover the heater motor. If you didn't want to weld it on, you could build something with a flange and bolt it on. Here's a link to what he did. Firewall heater motor cover


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.