Originally Posted by
kristianecyrus
Hi changkh. I didn't check or follow the manuals when I installed mine, so I have no idea if mine suits the requirements or not.
The servo is installed on its side (it's biggest flat surface to the chassis, see photo here:

),
so width shouldn't be a problem.
The servo I use is a Futaba S3003.
thanks for the reply.
i am concern the extra 0.5mm width will cause the servo post not able to sit on the chassis.