Edited on 2011-03-09 14:48:34
I put new Bosch Premium spark plug wires and Bosch Platinum +4 4417 plugs in my 93 XJS. What a difference. A real noticable increase in acceleration,smoother idle faster start-up.
Submitted by SE98-32482CJ on Thu, 03/10/2011 - 08:33
Al from your earlier post the change of wires was the KEY--