Ford Model A radiator locking cap model aa You must have 1/2" below

You must have 1/2" below the the upper bracket and 1" above the lower brackets

we manufacture with a tube and firn core for strength

This core design is a better heat exchanger than the cellular film core but we can make the heater core larger for more heating if required

Due to the prominent position of the radiator tank and the bucket style header we prefer to hand fabricate each tank with ribs to replicate the OE design

MOPAR 1961-1962 Dodge Lancer & Plymouth Valiant Heater Core

Ford Model A radiator locking cap model aa You must have 1/2" belowA 18360 AR Locking cap only for 1928 29's which is threaded. The rear of the cap has an allen headed set screw to lock it down once in position to prevent theft. Top portion of the cap has a hole in it to accept the A 18354 CR or WR moto meters. Once in position, you simply give the upper portion of the cap a counter clockwise twist and the upper portion and the moto meter simply pivot back so you can check your fluids. Chrome plated. U. S. A. A 18360