The upper links are going to give more problems than thought, they are too short and the axles nod, it is necessary to modify the chassis, there is no harm that does not come well:
Sin título by alberto espinosa, en Flickr
This is the idea, put the engine with only one joke between the T1 and the HPI but back, put crossed battery in front and weld some supports for the anchors of upper links so that they can be longer and anchor higher than the lower ones, and with all this put the servo on the axle :
OPTION 1 by alberto espinosa, en Flickr
_vyrd13_745IMG_1381 by alberto espinosa, en Flickr
Sin título by alberto espinosa, en Flickr
This is the idea, put the engine with only one joke between the T1 and the HPI but back, put crossed battery in front and weld some supports for the anchors of upper links so that they can be longer and anchor higher than the lower ones, and with all this put the servo on the axle :
OPTION 1 by alberto espinosa, en Flickr
_vyrd13_745IMG_1381 by alberto espinosa, en Flickr