Second part of a two-course capstone design experience in mechanical engineering. Includes refinement of prototype, design optimization, fabrication, testing, and evaluation. Students orally present the final design and prepare a written report and operation manual for the product. Prereq., MCEN 4026 and 4045. Prerequisites: Requires prerequisite courses of MCEN 4026 and MCEN 4045. Restricted to students with 87-180 credits (Senior, Fifth Year Senior) Mechanical Engineering (MCEN) majors or Mechanical Engineering Concurrent Degree (C-MCEN) majors only.