Here's three dealers that I have used in the past.

Terrill Machine Flathead Parts 254-893-2610 (TX)

Roberts Motor Parts Parts http://www.robertsmotorparts.com/index.html

Kanter Auto Parts http://www.kanter.com/

Andy Bernbaum Auto Parts Parts http://www.oldmoparts.com/


Terrill Machine had good prices on certain engine parts.