Just a quick question...has anyone picked up a set of late model HID lamps and tried to retrofit the bulbs/ballasts into older (H1) lamps? What are the issues? Will the bulbs install cleanly, or do they use different mounting systems? Lee Levitt Partner Acelera Group Accelerating the Growth of Business (TM) www.aceleragroup.com <http://www.aceleragroup.com> 617.737.7100