700R4 4L60E 298mm Out Law 35-4,200 RPM LS Direct Fit Lock Up GM Racing Torque Converter Part Number 48645

GM LS Chevy 700R4 4L60E Direct Fit Racing Torque Converter (298mm)

Engineered for high-performance applications, this Super Lightweight Lock Up Torque Converter is the ultimate upgrade for your LS Type powertrain. Designed with an Extreme Duty build and precision CNC machining, this 298mm converter ensures reliable shifts under severe racing conditions, making it ideal for Choppy Cams, Nitrous applications, and high-horsepower setups.

This unit provides a factory direct fit for LS bolt patterns while offering the robust durability required to handle heavy loads, making it perfect for serious racing builds and muscle car restorations.

Technical Specifications

• Transmission Series: 700R4 / 4L60E
• Part Number Compatibility: Designed for LS applications (Specific P/N 48645 mentioned)
• Stall Range: 3,500 - 4,200 RPM
• Torque Converter Diameter: 298mm / 9.6 inch Core
• Bolt Circle Diameter: Factory LS Bolt Circle (11.063 inches)
• Input Shaft Spline: 30 Spline Input Shaft
• Construction: Hardened Chrome Moly Hub with Torrington Style Incased Bearings
• Design Enhancements: Precision CNC Machined components, Anti-Balloon Plates, and Whole Back Cover quenched and hardened.
• Application Suitability: Excellent match for transmissions needing a Direct Fit upgrade in high-performance or racing applications.

Build Quality & Performance Features

• Direct Fit installation tailored for LS Engine Bolt Circle.
• Extreme Duty Lock Up Clutch ensures efficient power transfer once engaged.
• Modified Heavy Duty Stator and Turbine Hub configuration for optimal performance.
• Quality control includes leak and pressure testing, alongside digital balancing to ensure flawless operation.
• Features an extended 1.703-inch Crank Pilot depth, specifically designed for LS applications.

Application Notes

• Stall performance advertised is based on a specific vehicle setup; all stall ranges will naturally vary depending on your application. For detailed advice, please contact us at 888-267-7464.

Performance Optimization

• For best results, utilize old school Type F Transmission Fluid.
• Always incorporate a transmission cooler when running this converter in high-stress situations.
• Use Blue Loctite during installation to ensure maximum longevity and leak prevention.