my s14 bogs and i dont know why???

[dontdriveitdriftit]

i have a 97 se and i have done a lot of repair since i bought it now i dont know wat to do cuz my check light dosent go on one more but my car bogs at 5,ooo rpm and nissan told me that it should red line at 6,500 rpm so i dont know wat else to do becuz i took it to nissan and they can find out wat the problem is ... so im hopein that this has happened to some one else and they can tell me wat to do ..... if u have the answer write back or email me at .[email protected]