Rather than 'gutting' them, if you have not yet started that path, I would find somewhere to use them until they stop working for their own reason. At least at that point you would obtain some economical use of sorts even though they may not exactly fit into your display. An alternative to internal replacement is this link. Same basic power range, for the most part, drop in and go.
10 Watt WS2811 RGB Flood Light with choice of Pigtails with ground stakes included. This product will add a programmable flood light to your holiday light display. The WS2811 protocol allows you to program this to whatever color you would like in your show. Easily add this feature to your...