An interesting replacement for the sparkplug:
http://www.ewire.com/display.cfm/Wire_ID/1841
http://www.smartplugs.com/news/designnews.htm
http://ntl.bts.gov/lib/11000/11000/11056/KLK316.pdf
http://www.sti.nasa.gov/tto/spinoff2001/t1.html
http://seniordesign.engr.uidaho.edu/199 ... plugs.html
http://www.sae.org/technical/papers/2001-28-0057
With reduced emissions - it will provide ignition at 48.5:1