Optima V6-2.7L VIN 4 (2007)
Flex Plate: Specifications
Drive Plate
TORQUE ............................................................................................................................................ 46 - 53 Nm (460 - 530 kgf.cm, 33.3 - 38.3 lb-ft)
Apply grease on the threaded [art of the bolts (B-4EA) which connect the drive plate with the torque converter and tighten them.