C4 24 Spline Out Law 42-5,000 RPM Ford Racing Torque Converter Part Number 25615
Ford C4 Out Law Racing Series Torque Converter - Part Number 25615
Engineered for high-performance applications, this Super Lightweight Torque Converter is specifically designed for the Ford C4 transmission. Built to accommodate a 157-tooth flex plate and suitable for Choppy Cams and lightweight vehicles, this unit offers aggressive driving characteristics paired with maximum durability. Achieve your peak performance reliably whether you are running Nitrous, Turbocharger, Super Charger, or high-stress Trans-Breaks.
Manufactured in the USA, this extreme duty converter undergoes rigorous quality control to ensure optimal performance and longevity. It is digitally balanced, leak tested, and pressure tested before shipment.
Technical Specifications
- Transmission Application: Ford C4
- Series/Style: Out Law Racing / Choppy Cam Setup
- Part Number: 25615
- Stall Range: 4,200 - 5,000 RPM
- Core Diameter: 9.6 inches
- Bolt Circle Diameter: 10.5 inches
- Turbine Hub Splines: 24
- Pump Pilot Diameter: 1.375 inches
- Flex Plate Tooth Count Supported: 157 Teeth
- Fits Small Bellhousing (Built to 5 5/8 inch Tall)
Key Construction Details
- Stamped Stator: Modified Extreme Duty design
- Impeller Hub: Hardened Chrome Moley, Precision CNC Machined
- Bearings: Torrington Style Incased Bearings
- Cover Plate: Whole Back Cover Quenched and Hardened
- Fins Construction: Pump & Turbine Fins are Welded or Furnace-Brazed
- Bolt Size Compatibility: 3/8 X 16 TPI (Grade 8 hardware recommended)
- Safety Feature: Anti-Balloon Plates installed
Installation Guidance
- For best shifting results, use original type F Transmission Fluid.
- Always install an additional transmission cooler when using this high-performance unit.
- Use Blue Loctite during assembly.
Important Considerations
- Stall ranges are relative to specific vehicle configurations and may vary depending on your setup.
- Contact us for further installation consultation regarding your unique vehicle application.
Building high-performance and racing torque converters since 1970. Veteran owned and family run quality.
| Actual Stall | Stall Range Will vary or change depending on Engine/Weight/& Run Out of the Gear. |
| Anti-Ballooning Plates | YES |
| Balanced | Yes |
| Bell Housing | Small |
| Bolt Circle | 10.5 |
| Bolt Size | 3/8 X 16 TPI GRADE 8 ONLY |
| Crank Pilot | 1.375 |
| Diameter Core | 9.6 inch |
| Lock Up | NO |
| Series | Out Law |
| Spline | 24 |
| Stall Range | 4200-5,000 RPM |
| Torrington Bearings | Yes |
| Weled Fins | All Fins |
