Originally Posted By n20mstr
Looks like b1 stands
iagree I just finished assembling a B1, those are identicle to the T&D furnished by Koffels for those heads up
if your going to buy a new set of rockers for your motor look at increasing the rocker ratio to help the motor breathe better work thumbs twocents

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