Looks like in 1956 the part # changed.
Anyone know the difference between the two covers.
1956 Master Parts Catalog
GP 0.206
1934-55 ALL, CORV, 6 cyl. - Part # 838869
1956 --- ALL, 6 cyl. - Part # 3836940
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1957 Catalog
1934-57 ALL, CORV 6 cyl. - Part # 3836940
http://chevy.oldcarmanualproject.com/1929_57chevyparts/57cmpc0135.htm---------------
There is a NOS 3836940 on feebay.
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