Radiator (To Jan.-'77)
part # model applied date qty interchange superceded
from to newer former
COCK WATER DRAN
21480-18000 EXC F,FH,FHN 7507 1 No Cnd 21211-55101
COCK-DRAIN
21211-55101 EXC F,FH,FHN 7506 1 Yes Yes 21211-55100
PLUG-DRAIN
21211-55100 EXC F,FH,FHN 1