radiator cap number Forum › Forums › Help Me Find A Part › radiator cap number This topic has 1 reply, 1 voice, and was last updated 2 years, 8 months ago by DavidPrivett. Viewing 0 reply threads Author Posts October 7, 2022 at 5:12 pm #49951 DavidPrivettParticipant Offline I went to napa and we came up with napa 703-1412 fits well ,but is a 4 lbs. cap so I will be adding a coolant recovery bottle to control the puking of coolant that most likely will happen opening at ruffly half the designed pressure. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In