Originally Posted by fast68plymouth
The 1300 series “have the latest advancements” for higher endurance.

iagree Take a peak at PAC web site on the differences in those two part #s scope
I've used both in the past on my old Duster, I'm sticking with the 1200 part series now up twocents

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)