At 09:11 AM 7/31/2011, craig cowan wrote...
>I plan to put all new bulbs in my syncro, will the upgraded ones all
>around
>work, or will they melt housings?

I use the ones labelled "upgrade" with no problems. The only one to
beware is the 795 halogen backup lamp. It would probably melt the
housing if used for any length of time, but for normal (<1 minute at a
time) use, it's fine.