4L60E 4L65E 4L70E 300mm LS Out Law 35-4,200 RPM NON-Lock Up GM Racing Torque Converter Part Number 49775

Extreme Performance Torque Converter - Fits GM LS Engines (300mm)

Unleash the full potential of your powertrain with this heavy-duty, precision-machined torque converter. Designed specifically for high-performance and racing applications running GM Chevy 4L60E, 4L65E, or 4L70E transmissions with LS engines, this converter is engineered to handle extreme conditions, high horsepower, and aggressive driving styles, including Nitrous Oxide setups. Built to withstand the toughest applications, this unit ensures optimal power transfer when you need it most.

Key Specifications

• Transmission Compatibility: GM Chevy 4L60E, 4L65E, 4L70E
• Application: LS Engines (300mm/2-Step Input Shaft)
• Series: Out Law Racing Series
• Part Number: 49775 (Referenced)
• Stall Range: 3,500 - 4,200 RPM
• Core Diameter: 9.6 inch Pump/Turbine
• Bolt Circle Diameter: 11.063 inch
• Input Shaft Spline Count: 30 Spline
• Crank Pilot Diameter: 1.703 inch
• Impeller Hub: Hardened Chrome Molly Style
• Bearings: Torrington Style
• Build Quality: Precision CNC Machined, Fully Back Cover Quenched & Hardened, Digitally Balanced

Construction and Durability

• Designed for heavy-duty operation, this converter features high-quality construction including welded or furnace brazed pump and turbine fins.
• Features extreme temperature resistant O-ring seals and utilizes anti-balloon plates for enhanced stability.
• Includes a 30 Spline input shaft and high-grade 3/8 X 16 TPI (Grade 8 only) hardware bolts.
• Quality control is maintained through leak and pressure testing at every stage of assembly. Made in the USA.

Installation Guidance

• Use Type F transmission fluid for maximum performance.
• Always install an approved transmission cooler when utilizing this high-performance converter.
• Apply Blue Loctite to ensure secure hardware installation.

Important Notes

• Advertised stall ranges are dependent on specific vehicle setup; all stall ranges will vary. Contact us for customized sizing and application details (888-267-7464).
• Ensure your vehicle's gearing ratio is adequately matched to the tire height and stall converter chosen.

Building high performance since 1970! If you require assistance in selecting a "No Prep Racing Converter," please contact our experts.