I just installed a set of Hella E-4's from the Bus Depot and they fit
perfectly. The retaining rings snug up fine. I didn't see any difference in
fit compared to the stock lights I removed.

John
84 Westy

> About a month ago I bought a set of E4 driving lights from BusDepot.  They
> seem fine but...
>
> When I tried to install them the retaining rings would not hold them, they
> jump and dance in the ring.  My impression is that the original lights
have
> a wider rim lip all around which uses a deeper ring, the E4 rim is thinner
> (something from 3/8 the originals to 14 the E4).  I have a couple of ideas
> including: getting a rubber bead I can put between the retaining ring and
> light rim or getting a set of replacement retaining rings and modify them
to
> fit (snip, snip, try, snip, try, drill, try, drill, drill).
>
> Ron at BD tells me that this doesn't seems to be a problem with similar
> lights he has sold, even to a co-worker who installed them without
problems.
> What about the rest of you...  anyone has done or attempted this
> modification.