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This Peterson Fluid Systems oil inlet fitting (-12AN x 1/2 NPT x 3.1") is offered in steel for front-of-block installation over the water pump on small-block Chevy engines. The steel adapter converts a -12AN inlet to a 1/2 NPT pipe connection with a 3.1-inch length to position the oil feed in applications requiring a front-mounted input.
Peterson Fluid Systems Oil Inlet Fitting -12AN x 1/2 x 3.1
