i was in the same boat i went with the toytec 2.5 and 5100 on the front. now the day i installed them i was set on putting them on stock notch but threw the dice and went for the second notch at the last minute and im glad i did. once it set in i think its perfect. i got the front alignment done...
i find it odd its been 5 days and you still havent figured it out by now. i had rubbing issues but was solved with pushing the liners forward took like 2mins to find the problem and solve it
i was in the same boat you are now. i was trolling like crazy around the web looking for answers. i finally came to the conclusion that the 2.5f spacer wasn't what i was looking for. i waited a little longer and got the 5100's set to the second notch with toytec 2.5 springs. so all n all i got...
are you running stock springs right now? im looking in to the 5100's but interested in knowing if the stock springs will be okay with those 5100's. i bought the daystar 2.5f and 1.5r but idk if i should go with that and the 5100's and stock springs or just use the 5100's and stock springs lol...