71 72 Skylark GS Fuel Tank Breather Assembly (installs behind rear seat). This glavanized chimney has something to do with 71 and 72 emmissions system-- Mounts behind rear seat and often rusts out. This is from a 62k mile parts car-- Nice shape-- $50 plus shipping from 06410 CT 203-651-9990 or PM or email ros6872@hotmail.com. I have lots fo good used 70-72 parts-- www.ros6872parts.com Thanks for looking!