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Core Plug Set for 1934-1953 Dodge & Plymouth Trucks
OE-style convex cooling system freeze plugs for 1937-47 Dodge & Plymouth Trucks

Our Price: $21.00

Product Code: 912-008_A

Set of OE-style steel convex core (or freeze) plugs for all 1937-41 Plymouth Trucks and 1934-53 Dodge trucks with 201-218-230 CID engines

Frequently we are asked if we can supply these plugs in brass. The answer is NO. Because the engine block is made of a ferrous metal (iron), everything in contact with the iron block and the coolant water should also be made of an iron-based metal. If you remenber your high school chemistry class, you learned that if you immerse two dis-similar metals (iron and brass) in an electrolyte (the coolant water), you will have created a galvanic battery cell that will rapidly erode the least "noble" metal part (your engine bock). You don't want that! Making sure that any metal parts used in the cooling passages are made of a ferrous (iron-based) metal will keep the erosion to a minimum. There are mechanics that will try to install brass core plugs into your engine's water jacket thinking that they are doing you a favor. Don't let them