the rule of thumb says 1967-1976 V8s with GAUGES A,B,E body use the bell type oil pressure switch, and the small brass temp sender...pictured here....industry standard part#s

OIL PRESSURE SENDER
AMPCO PS32, NIEHOFF AL133R,STANDARD PS59,ECHLIN OP6603, FILKO OP58X, BORG WARNER S330

TEMP SENDER
AMPCO TU22, NIEHOFF FF134E,STANDARD TS17,ECHLIN TS6178, FILKO 2030, BORG WARNER WT127