I just finished my home-build GA flight yoke with force feedback. Results are quite OK.

Below video gives a general overview:

DIY Force Feedback Yoke - YouTube

Details of the MS Sidewinder Forcefeedback2 stick hack can be found at

MS Sidewinder FF2 hacking

Details on the mechanical build:

ForceFeedback Yoke II

For those going to this year's FSWeekend, you can experience the force feedback together with motion, ect at Simprojects stand. Nov 3 & 4 , 2012 Lelystad, the Netherlands.

See you there!