Yes, this is exactly the right forum to pose your questions on Chrysler Letter Cars. You can find the best and largest cache of info regarding under hood colors for your '55 C-300 by Googling "1955 chrysler 300 engine image".
Hello all Brian here from Boston if this is not right place please let me know looking for paint colors 1955 300 under hood also wish to buy 1956 Dodge Royal convertible all help welcome thanks.