How do you change settings to default?

nope only way is to switch out the part for another part then put it back on but thts a problem with race cars
 
You can check another tuning sheet for the default settings, which will be a problem if you use all 3 sheets.
 
You can check another tuning sheet for the default settings, which will be a problem if you use all 3 sheets.
thts exactly what i come to doing , just name sheet one as base and have just 2 tunes for it =)
 
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