The filler neck on 356b t-6/356c models comes out through the front right fender. This rubber sleeve goes over the filler neck and serves as a buffer where the neck comes up from the "catch bowl" in the fender.
Original factory grommet for the head temperature sensor lead that seals the air from leaking out of the cylinder cover. installs under the passenger right side intake tube in the cylinder cover
Known as: rubber sleeve