I Have Ben Debating To Do A Sr Or A Kat But I Am Poor I Never Have Money So I Think A Kat Would Work Fine But Are They Reliable For Everyday Driving And Drifting On The Weekends I Wouldnt Mind Doing A Rebuild To A Ka Like Rings Bearing Ect.... But Would It Be Worth The Time Like Is There Much Power I Can Open Up With It Or Will It Pop (im Going To Put A Metal Head Gasket On It) But The Bandet Always Blows Head Gaskets And Thats A Well Built Motor