Torque Converter GM 4L80E12" Diameter35-Spline6-Bolt Mounting PatternRated to 550 HPLockup CompatibleBalancedStall Speed: 2400-2700 RPM1.703 in. Crank Pilot Diameter Fluid Capacity ChartPerformance Torque Converter
General Application Chart *Advertised
Camshaft DurationRear Gear RatioEngine RPM Range & Compression RatioConverter RPM Stall Speeds **Stock to 260°Stock to 3.231000-4600
8 to 9.51500 to 1700Stock to 265°Stock to 3.231400-5000
8 to 9.51600 to 1800265° to 280°3.00 to 3.731600-6000
9.5 to 10.52200 to 2400280° to 300°3.55 to 4.562000-6500
9.5 to 113000 to 3400280° to 310°3.73 to 4.882800-7000
10 to 11.53500 to 3800290°+3.73+3400-8000
10.5 to 123500+*This chart is a guideline. The stall speed may vary in your application.**Recommended for use with Small Block engines...