I believe there is no way to tell visually because they bare no distinguishable outward markings on them.denisfern said:
Only ways i know of identifying them are thru measuring the duration (they share the same gross lift), or the part#'s listed on the boxes they come in:
ITR Cams:
14110-PRC-000 Intake cam JDH 22.11.20
14120-PRC-000 Exhaust Cam JDH 22.11.25