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Brian Crower EJ257 stroker kit for Subaru STI combines an 83 mm billet crank, ProH2K rods and custom pistons to create a stroked Subaru engine assembly. The kit is intended for builders seeking increased displacement in EJ257 platforms and includes matched internal components for reliable assembly. It provides the core rotating assembly elements needed for a stroked STI build when combined with compatible machining and installation.
Brian Crower Subaru EJ257 STI Stroker Kit - 83mm Billet Crank/ProH2K Rods (5.141in) Custom Pistons
