Silverado 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
Flex Plate: Specifications
4L80-E/4L85-E
Flywheel Housing Cover to Transmission ............................................................................................................................................... 7 Nm (62 inch lbs.)
Flywheel to Converter .............................................................................................................................................................................. 43 Nm (32 ft. lbs.)