VHO ballast and endcap question

[reefer_for_life]

i recently bought this:

http://www.hellolights.com/4lamvhoretki1.html

and it wont fit in my canopy. can i use the ballast and endcaps to run 24" 4x75watt bulbs instead? or can you only run 36" 95watt bulbs? thanks.

[Hellolights1]

reefer_for_life:

That retrofit kit will work on 4 75W lamps.