"Jack" Charles Lefler, 81, retired aircraft engineer, passed away Thursday, October 8, 2015. He is preceded in death by his beloved wife Margie Lefler and brother, Darrell Lefler. Charles is survived by daughters, Marchal Lefler and Michelle (Dale) Haverkamp; grandchildren Shane (Tammy) Palmer, Nicholas Hoffman, Kyle Davis, Ashton Nottingham, Braedan Mason, Brien Mason, Tayah Haverkamp, Katie Borrego-Eilerman and Preston Haverkamp; 12 great grandchildren and 4 great great grandchildren. Sisters Shirley Patterson, Margaret Elton and Wanda Lefler. Charles loved traveling, drag racing and had a strong passion for working on cars. Visitation will be Tuesday 6-8pm and service Wednesday 11:00am both at Old Mission Mortuary 3424 E. 21st Street Wichita, KS. Memorial contributions may be made in the loving memory of Charles to the American Heart Association 8630 E. 32nd Court North Wichita, KS 67226 or American Diabetes Association Kansas Office 837 S. Hillside Wichita, KS 67211.