Final answer:
The list of items for a 100-hour inspection can be found in Appendix D to Part 43 of the Federal Aviation Regulations.
Step-by-step explanation:
A mechanic looking for a list of items that should be inspected during a 100-hour inspection can find this information in Part 43 of the Federal Aviation Regulations (FARs). Specifically, the checklist is detailed in Appendix D to Part 43, which outlines the scope and detail of items that must be checked during this type of inspection. These inspections are critical for ensuring the safety and airworthiness of an aircraft and include checks on the condition of the airframe, engines, propellers, and a variety of onboard systems as outlined in the regulations.