[Pre Tune Info Write Up]
Posted: 2023 Jan 05, 09:45
http://www.efidynotuning.com/pre.htm
Updated to include info on compression ratio
Also not noted is some details for the 03/04 cobras. Since I get asked ALOT about what plugs I recommend for them.
TR6 # 4177
boost / gap
20lbs / 0.021-0.023
30lbs / 0.016-0.018
8lbs / 0.032
Change them every 6 months and don't use iridium.
Updated to include info on compression ratio
Also not noted is some details for the 03/04 cobras. Since I get asked ALOT about what plugs I recommend for them.
TR6 # 4177
boost / gap
20lbs / 0.021-0.023
30lbs / 0.016-0.018
8lbs / 0.032
Change them every 6 months and don't use iridium.