| Hello everyone! I need new turbos and pistons to proceed my engine rebuild. I have desided to get 87,5mm wiseco`s but where to buy them? anny diffrences between z1 and cos? Also I`m stuck between the z1 gt525`s and jwt sport 500`s. I`ve read the forum regarding the turbos, but i cant decide. anny recomendations? Thanks for helping me out!
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