Impala V8-5.3L (2008)
Flex Plate: Specifications
Flex Plate Bolts - First Pass ........................................................................................................................................................................ 20 N.m (15 lb ft)
Flex Plate Bolts - Second Pass .................................................................................................................................................................... 50 N.m (37 lb ft)
Flex Plate Bolts - Final Pass ...................................................................................................................................................................... 100 N.m (74 lb ft)