Sec. 4, page 21 of this manual should help you out. https://docs.google.com/open?id=0B6NaqjIxWV1ycG8wd0s3Z2Q2X00
There is only two springs and a linkage rod.
View attachment 52450
201 690347 LINK, Air Vane
209 690254 SPRING, Governor
211 691859 SPRING, Governed Idle
Thanks. I'll know in the future.... ?Welcome to the forum!
Our MTD section is always a good place to ask for info if you have any more trouble.