I recommend all new members read The Getting Started Forum while they wait for the site to finish the validation process. During the validation time you may also wish to browse around the site and find the forum(s) which seem to best fit your area of interest.
Thank you for the welcome. Not much on computer skills. Will try to post pictures. 420 has tiller, bucket,46 blower, drag,50" deck. 400 came with 60" deck. Tried to mount the blower to 400 and the drive shaft is too long.
Great place, awesome work done and contributions.