See Torque Converter Selection Chart Above to Help with Choosing the Correct Converter

JEGS 555-60414K1 Torque Converter Kit for GM 4L80E/4L85E Mounted to an LS Series Engine Kit Includes:

• (1) JEGS Torque Converter for GM 4L80E/4L85E Mounted to an LS Series Engine 555-60414
• (1) JEGS SFI Flexplate for GM LS Engines 555-601106

JEGS 555-60414K1 Torque Converter Kit for GM 4L80E/4L85E Mounted to an LS Series Engine Kit Notes:

• This Kit is designed for LS series engines using late model LS 4L80E or 4L85E transmission
• Will not work in place of "Flat" Flexplate on 6.0L with the Extended Crank Flange
• Converter diameter may vary based on Core Availability
• 10.750 in./11.500 in./11.062 in. diameter triple bolt circle
• For Big Block applications, use JEGS XHD Converters

Fluid Capacity Chart

FAQ

What is the stall speed of a 4L80E stock converter?

• The stock stall speed of a 4L80E torque converter varies, but it's generally in the range of 1600-1800 RPM.

Which torque converter stall is best for a street car with a 4L80E?

• For a street car, a torque converter with a stall speed in the 1800-2200 RPM range is recommended. This provides a balance of street drivability and performance.

Are all 4L80E torque converters the same?

• No, torque converters for the 4L80E can vary in stall speed, design, and materials. It's essential to choose one that matches your vehicle's power and intended use.

At what speed does a 4L80E lock up?

• The lock-up speed of a 4L80E transmission typically occurs at highway cruising speeds, around 45-50 MPH, depending on the vehicle and tuning.