4R100 E40D 6 bolt Night Stalker 200 RPM Over Stock Lock Up Ford Torque Converter Part Number 2446HD

Night Stalker Series Torque Converter for Ford 4R100 E40D - Part #2446HD

Experience reliable performance and enhanced power transfer with our factory-quality, heavy-duty torque converter. Designed specifically for the Ford 4R100 E40D, this Night Stalker series unit is engineered to handle extreme duty cycles while maintaining peak efficiency and durability. Manufactured in the USA, this converter is built to withstand demanding applications, whether powering a street machine or a dedicated race build.

Key Features

• Stall Range: 200 – 300 Stall Added
• Modified Extreme Duty Stator for superior performance under load.
• Hardened Chrome Molly Impeller Hub ensures maximum durability and tight tolerances.
• Torrington Style Incased Bearings provide smooth, reliable operation in harsh conditions.
• Oversized Extreme Duty Single Disk Lock Up maintains full band strength when needed.
• Extreme Temp Heavy Duty O-ring maintains leak protection even in high-heat environments.
• Fully Leak & Pressure Tested and Digitally Balanced for perfect installation compatibility.

Technical Specifications

• Transmission Application: Ford 4R100 E40D
• Part Number: 2446HD
• Bolt Pattern: 6 Lug Bolt Pattern (Factory 11.4 inch Circle)
• Input Shaft: 31 Spline
• Crank Pilot Diameter: 1.375 inch
• Bolt Nut Size: 3/8 by 24 TPI Grade 8 ONLY
• Design Features: No Anti-Balloon Plates, 4 Corner Tac Welded Fins or Furnace Brazed

Installation & Maintenance

• Use Type F Transmission Fluid for optimal operational results.
• Always pair with a dedicated transmission cooler for sustained high-performance driving.

Important Notes

• All advertised stall ranges are based on specific vehicle setups and may vary depending on your application. Please contact us for detailed compatibility information.

Our commitment is to building high-performance and racing converters since 1970. Trust our quality inspections at every step to ensure your drivetrain pairing is sound.