Acura (Honda) Workshop Service and Repair Manuals

Spark Plug: Specifications

Spark Plug

Air Gap, B18C1 Engine

Standard New ...................................................................................................................................................................................  0.039 to 0.043 inches
Service Limit ....................................................................................................................................................................................................  0.50 inches

Air Gap, B18C5 Engine

Standard New .................................................................................................................................................................................  0.051 +/- 0.004 inches
Service Limit ....................................................................................................................................................................  (Not supplied by manufacturer)

  
Torque .....................................................................................................................................................................................................................  13 ft. lbs.