GS 450h V6-3.5L (2GR-FSE) Hybrid (2007)
Spark Plug: Specifications
Maximum electrode gap for a used spark plug............................................................................................................................................1.4 mm (0.055 in.)
Electrode gap for a new spark plug.....................................................................................................................................1.0 to 1.1 mm (0.039 to 0.043 in.)
Torque.......................................................................................................................................................................................25 N.m (254 kgf.cm, 18 ft.lbf)