Bulb info should be on base of bulb. Many internet sources for older and unique bulbs. May want to use multimeter to check contacts of socket to be certian power is reaching an inserted bulb.
For most gensets, simply changing the orifice and a few adjustments will allow the conversion.
Here are links with instructios and video:
http://www.thegoodsurvivalist.com/how-to-convert-your-generat ... read more