Go to (http://www.mykitairplane.com) and check out George Race's Access Opening Kits. I installed two in the top of my Front top skin and with the EF/EIS removed I should be able to solve most problems behind the panel.
Custom instrument panels are now available directly from Zenith Aircraft Company exclusively for Zenith builders and owners. Pre-cut panel, power distribution panel, Approach Fast Stack harnesses, Dynon and Garmin avionics, and more.
Developed specifically for Zenith builders (by a builder) these videos on DVD are a great help in building your own kit plane by providing practical hands-on construction information. Visit HomebuiltHelp.com for the latest DVD titles.