Torsional Rigidity Analysis of Modified Porsche Boxster Chassis

I'm reengineering a Porsche Boxster chassis and need a detailed comparison of its torsional rigidity against the standard model. Requirements: - Use Finite Element Analysis (FEA) for assessment - Provide... (Budget: £20 - £250 GBP, Jobs: Automotive Engineering, CAD / SolidWorks, CAD/CAM, Finite Element Analysis, Mechanical Design, Mechanical Engineering, Solidworks, Structural Engineering)