Modding Eveready Dolphin

A similar threads here:
https://budgetlightforum.com/t/-/9463

https://budgetlightforum.com/t/-/9655

http://www.candlepowerforums.com/vb/showthread.php?196582-Thor-X10-Mod-3Power-1000W-Spotlight-UDATED-FET-Components-Beamshots-Added

Transferring heat seems to be a big consideration with LEDs.
The plastic case doesn’t help.

Could you swap to a brighter bulb of the same type ?
Maybe add more bulbs with a different reflector ?