Optima V6-2.7L (2003)
Spark Plug: Specifications
NGK .................................................................................................................................................................................................. PFR5N-11, PFR6N-11
Champion ............................................................................................................................................................................................................ RC10PYP4
Gap ..................................................................................................................................................................................... 1.0 - 1.1 mm (0.039 - 0.043 in.)
Torque ......................................................................................................................................................................................... 20 - 30 N.m (15 - 21 ft.lb)
