53-70 Fan to Water Pump Hardware (TR Headmark)

1953-1970 Corvette fan to water pump mounting bolts with “TR” headmark. Mounts fan to water pump on 1953-1960 Corvettes and fan clutch to water pump on 1960-1970 Corvettes. Car set of (4) 5/16-24 x 3/4″ bolts and lock washers.