BorgWarner 177258 S200SX Airwerks Turbocharger 46mm T4 Twin Scroll

The BorgWarner 177258 is a complete S200SX Airwerks series turbocharger engineered for high-performance applications including drag racing, pulling, and road racing. This universal-fit turbocharger is designed for competitive motorsports enthusiasts retrofitting naturally aspirated engines or upgrading factory turbocharged vehicles.

Key Specifications:

• Compressor wheel: 46mm (1.81") inducer / 70mm (2.74") exducer with Extended Tip Technology
• Turbine wheel: 70mm (2.74") inducer / 61mm (2.42") exducer cast in Inconel 713 for high-temperature operation
• Turbine housing: T4 divided twin-scroll inlet with 0.83 A/R ratio
• Compressor housing: 3.00" air inlet / 2.50" charge pipe outlet
• Discharge: 4.21" V-band flange outlet
• Power rating: 220 to 370 horsepower
• Maximum boost: Over 70 PSI capability
• Compressor flow: Over 37 lb/min

Features:

• Twin hydrodynamic journal bearing system for severe-duty reliability
• Oil-cooled design for consistent performance
• Adjustable compressor and turbine housing orientation for flexible installation
• High-pressure ratio compressor stage with extended-tip technology
• Ultra-fast throttle response and efficient boost delivery

This turbocharger is also used as OEM equipment on John Deere 6068H 6.8L engines and cross-references to multiple John Deere part numbers including RE509535, RE509435, RE66992, and RE67318. Compatible with Garrett part numbers 471050-0009 and 466007-0012.