3640 adaptor 7.53K viewsMarch 2, 2017 0 tetanus March 2, 2017 0 Comments Will you be making the 3640 adaptor again? 1 Answer ActiveVotedNewestOldest 0 DMarv Posted March 29, 2017 0 Comments Currently there no plans to manufacture the 3640 adapter. Register or Login Offenhauser Sales Corp, 5300 Alhambra Avenue, Los Angeles, CA 90032 Phone: (323) 225-1307