| The H-4 lights that we sell are by Hella. They came with a 55/60 watt bulb insert. This is the replacement for that headlight bulb insert and all other H-4's as well. This listing is for a single bulb, requires 2 per car. For more information on electrical short falls on 240 z's go to our website at www.zspecialties.com and go to the menu on the left side, click on tips and info, then scroll down to electrical and click on that tab. It will inform you about numerous electrical problems that exist in all 240's and how to cure them. Last updated 01/09 | 
