Kevin.
(GE4001R) Sealed beam front warning lights
Contact Richard at Roto Rays Inc (703) 437-3353.
He has some in stock
Mike Masters
I got this info from Rob Casasanta
the only leds I have at the moment are 2- 400 leds amber/amber , I have whelen strobe 800C red. I also have an aerodynic 6 rotators, with end flashers.