Preventative maintenance and some simple repairs to light aircraft are permitted to be done by the owner/pilot at any point and/or under the guise of an owner accomplished mid-term inspection.
This video describes and demonstrates various maintenance procedures which are permitted to be done by an owner/pilot under FAR Part 43, and details a typical mid-term inspection of the airframe, powerplant, and avionics. Some tasks covered are battery service, troubleshooting and repairing lighting systems, tire changing, wheel service, servicing landing gear struts, spark plug service, and a segment on safety wire use.
Orders placed before 2 PM Mountain Standard Time (MST) Monday-Friday (except holidays) are shipped out the same day. FedEx Overnight, 2nd Day, and Express Saver requests must be placed by 1 PM Mountain Standard Time (MST) for same day shipping.