HKS 08-10 EVO X 4B11 Stroker Kit w/ Forged Pistons Crank & I-Beam Conrods21004 AM003 Capacity Upgrade Kit 4B11 2. 2L Designed under the concept of "Race Specification with Low Cost". This kit has been tested not only on the engine bench, but through circuit testing and analysis. Using with the HKS GT3240 Full Turbine Kit can achieve 580PS and 72kgm, which is the same engine specification of the Tsukuba record time holder of CZ200S. Features Big benefits from increased displacement! Kit increases 4B11 displacement from