4L60E 298mm LT Out Law 24-2,800 RPM Lock Up GM Racing Torque Converter Part Number 49742

GM Chevy 4L60E 298mm Out Law Racing Torque Converter (Part #49742)

Engineered for extreme duty and high performance, this Out Law Racing Torque Converter is the ultimate upgrade for your LT type transmissions (or earlier) requiring a 3-Step Input Shaft. Designed with superior materials and precision machining, this converter provides unmatched reliability and aggressive performance characteristics for high-horsepower applications including Nitrous Oxide, Turbochargers, and Superchargers.

Product Specifications

• Transmission Compatibility: 4L60E
• Series/Part Number: 49742
• Designation: Out Law Racing Series / Extreme Duty Lock Up
• Stall Range: 2,400 - 2,800 RPM
• Core Diameter: 9.6 inches
• Bolt Circle Diameter: 10.75 inches
• Input Shaft: 30 Spline, requiring 3/8 X 16 TPI (Grade 8 only) bolts
• Construction Details: Hardened Chrome Moly Hubs, Torrington Style Incased Bearings, Modified Heavy-Duty Stator
• Build Quality: Precision CNC Machined components, Anti-Balloon Plates, and a whole back cover that is Quenched and Hardened.
• Drive Pilot: 1.703 inch Crank Pilot

Performance and Features

This converter features a Super Lightweight Lock Up design, optimized for choppier cam profiles and lightweight vehicles while maintaining great driving characteristics. Its robust construction ensures peak performance under the most demanding conditions.

• High-Performance Applications: Ideal for aggressive driving, especially when paired with high-performance setups like Nitrous, Turbo, or Super Charger builds.
• Driveability: Features a Deleted End of Input Shaft O-Ring and Turbine Hub sealed on the back side, ensuring smooth operation.
• Quality Assurance: Each converter undergoes quality inspections at every step and is Leak & Pressure Tested, along with being Digitally Balanced.

Installation Guidance

• Use Type F Transmission Fluid for optimal operation.
• Install a transmission cooler for sustained high-performance use.
• Apply Blue Loctite during installation.

Important Considerations

• All advertised stall speeds are based on a specific vehicle's setup; actual stall ranges will vary depending on your application. Please contact us for detailed information.