6L80E 6L90E LS Night Stalker 22 - 2,800 RPM Lock Up GM Torque Converter Part Number 45412

GM Chevy LS 6L80E/6L90E Torque Converter - Night Stalker Series

Engineered for high performance and durability, this torque converter is designed specifically for the GM Chevy LS platforms (6L80E and 6L90E). As part of our renowned Night Stalker Series, it provides great driving characteristics while handling the demands of aggressive drivetrains. Built with factory-grade components and quality inspections, this torque converter ensures reliable power transfer for your rebuild or installation.

Ideal for performance builds, this unit features a 35-spline input shaft and modified stator/impeller setup for optimal performance matching your vehicle's power goals. Each unit undergoes rigorous leak and pressure testing to ensure maximum lifespan and performance.

Technical Specifications

• Application: GM Chevy LS 6L80E / 6L90E (2-step input shaft compatibility)
• Series: Night Stalker Series
• Part Number: 45412
• Stall Range: 2,200 - 2,800 RPM
• Core/Bolt Circle: Factory 12.5 inch Core / 12.125 inches
• Input Shaft: 35 Spline
• Stator/Impeller Hub: 36 Spline Modified, Hardened Chrome Moly
• Pilot Diameter: Factory 1.703 inches
• Bolt Size: 10MM X 1.5 Pitch Class 10 or Stronger
• Construction: Torrington Style Incased Bearings, Digitally Balanced

Installation & Maintenance Guidance

• Use Dexron VI transmission fluid for optimal performance and shifting characteristics.
• Always install an additional transmission cooler to manage heat generated during operation.
• Apply Blue Loctite upon installation for maximum connection integrity and security.

Important Considerations

• Stated stall ranges are dependent on the specific setup of your vehicle and may vary. Please contact us for personalized advice regarding your application.
• For optimal matching with significant powertrain upgrades (Intake, Heads, Headers, Exhaust, Cam, or Gearing), we recommend upgrading to our "Street Bandit Series."
• If you are incorporating power adders such as Nitrous Oxide, Turbochargers, or Superchargers, consider upgrading to the extreme performance "Out Law Series."

Veteran and family-owned since 1970, we are committed to building high-performance drivetrain components in the USA.