Peterson Fluid Systems oil inlet fitting (-10AN x 1/2 NPT x 3") in steel provides front-of-block oil input over the water pump for small-block Chevy engines. The steel adapter gives a -10AN connection with a 1/2 NPT pipe interface and a three-inch length for routing oil where a steel construction is preferred for specific installations.
Peterson Fluid Systems Oil Inlet Fitting -10AN x 1/2 x 3 S