FROM OUR INVENTORY OF OVER 1 MILLION NOS PARTS New and never installed, NOS Mopar electronic ignition distributor with air pump part #3656335 and date coded 31st week of 1971. There is no cap included with this distributor. It fits: 1972 Plymouth, Dodge and Chrysler B and C body cars with 400 V8, 2 or 4 barrel, automatic or manual transmission