its not a hard motor to tune we use the 9901 and the 21 header with the odonnel purple sport plug with cold fusion 30% magic fuel and its a dream to tune stays tuned all day and run a 20 minute main coming in at a consistent 220 just follow the break in bible and take your time novas do tune a little different but nothing to hard for anyone to do with a little patience the link you posted is right and yes your starter box will be fine