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Ford Sierra RS500 Cosworth Hybrid Ball Bearing Turbos

Engine:  YB engine

Application:  Ford Sierra RS500

Hybrid turbo conversion for standard Garrett turbocharger part numbers L494900-0001

 

MD475 - Stage 1 Hybrid Turbocharger

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  • 56 trim T04E compressor wheel
  • 0.70 A/R RS500 compressor housing modified to accept new compressor wheel
  • 84 trim GT35 series ‘low inertia’ Inconel turbine wheel
  • Garrett Ballistic Concepts dual ball bearing cartridge fitted with uprated bronze bearing carrier
  • Staggered gap piston ring fitted
  • Modified RS500 0.63 A/R turbine housing
  • Uprated Turbo Dynamics cast elbow featuring Nimonic arm & valve
  • Uprated -34 actuator fitted
  • Recommended maximum boost: 26-28 PSI
  • Estimated Power Output: 550-575 bhp

MD475R - Stage 2 Hybrid Turbocharger

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  • 56 trim GT40 compressor wheel
  • 0.70 A/R compressor housing featuring 4 inch inlet and ported shroud for maximum airflow capability and compressor efficiency
  • 84 trim GT35 series ‘low inertia’ Inconel turbine wheel
  • Garrett Ballistic Concepts dual ball bearing cartridge fitted with uprated bronze bearing carrier
  • Staggered gap piston ring fitted
  • Modified RS500 0.63 A/R turbine housing
  • Uprated Turbo Dynamics cast elbow featuring Nimonic arm & valve
  • Uprated -34 actuator fitted
  • Recommended maximum boost: 26-28 PSI
  • Estimated Power Output: 600 bhp

Please Note: All the above turbos require modified oil feed pipe and oil drainpipe. Oil feed adaptor fitting and oil return flange supplied with turbo. These turbochargers must be run with watercooling pipes fitted. Failure to do so will invalidate any warranty and potentially lead to turbocharger failure.