1978 Other Volkswagen Models

hello i know these busses well" if you look strait down at the base of the distributor you will see a clamp " part of the clamp is held to the engine by a 13mm nut ...the rest of the clamp is clamped to the post portion of the distributor by a 1in long bolt the head of the bolt is 10mm loosen both of them .....and then give it a slight twist & that thing will pull stait up out of there...ok" good luck if you have anymore questions get back to me ....i hope this helped".