Gear Head Pop Quiz. Name the part in this photograph. by admin | Mar 26, 2014 | News, Press Releases | 2 comments The ink pen is placed in the following photographs to give an indication of size. Write your answer in the comment box below and check back often to see the winning answer. Click on any image to enlarge. 2 Comments Chuck Galloway on March 28, 2014 at 2:30 pm Looks like a torsion bar, vs. valve spring, for supplying closing force to valves. Reply Vic Moore on March 28, 2014 at 3:48 pm Well done Chuck, It was used on the 1969 Honda 450 Reply Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.