You answered your owne question in the last line!!!! leave it alone it is probably as good as it gets. Tuning takes a lot of knoledge!!! The most can be gained with a little timing increase as long as you use good gas and don't get any detination.
You answered your owne question in the last line!!!! leave it alone it is probably as good as it gets. Tuning takes a lot of knoledge!!! The most can be gained with a little timing increase as long as you use good gas and don't get any detination.