6L80E 6L90E LS Night Stalker Stock Stall - No Stall Added Lock Up GM Torque Converter Part Number 45400

Night Stalker Series Torque Converter for GM Chevy LS 6L80E/6L90E - Part #: 45400

Restore or enhance your powertrain with this heavy-duty Night Stalker Series Torque Converter, specifically engineered for the GM Chevy LS 6L80E and 6L90E gas transmissions. Designed for dependable operation and seamless match to your application, this high-quality converter provides optimal driving characteristics while maintaining the factory's intended torque transfer profile.

Product Specifications

• Transmission Application: GM Chevy LS 6L80E / 6L90E Gas (Fits 2 step input shaft)
• Torque Converter Series: Night Stalker Series
• Part Number: 45400
• Stall Range: Stock Stall – No Stall Added (Maintains factory drivability)
• Core Diameter: Factory 12.5 inch Core
• Bolt Circle Diameter: 12.125 inches
• Input Shaft Splines: 35 Spline Input Shaft
• Stator Details: 36 Spline Modified Heavy Duty Stator
• Impeller Construction: Hardened Chrome Moly Impeller Hub
• Bearings: Torrington Style Incased Bearings
• Lock-Up Clutch: Over Sized Extreme Duty Lock Up
• Crank Pilot: Factory 1.703 inch Crank Pilot
• Bolt Size/Pitch: 10MM X 1.5 Pitch Class 10 or Stronger
• Features: Digitally Balanced, Anti-Balloon Plates (No), 4 Corner Tac Welded Fins or Furnace Brazed
• Quality Assurance: Leak & Pressure Tested, Quality Inspections at Every Step

Installation and Maintenance Notes

• All advertised stall ranges are based on a specific vehicle setup. Stall performance will vary depending entirely on your current application configuration.
• For maximum durability and performance, we recommend upgrading to a "Street Bandit Series" converter if your vehicle has also received upgrades to the intake, heads, headers, exhaust, camshaft, or gearing.
• If your power adds include Nitrous Oxide (NOS), Turbocharger(s), Supercharger, or a Transmission Brake system, we recommend upgrading to an "Out Law Series" torque converter.

Performance Tips

• Use Dexron VI transmission fluid for the best operational results.
• Always pair this torque converter with an additional Transmission Cooler to manage heat effectively.
• Ensure proper assembly by using Blue Loctite during installation.

Building High Performance & Racing Converters Since 1970. Made in the USA.