Analogs of : NGK - 2181
Article Availability Price
NGK 2181 
Substitutes
Substitutes Spark Plug
Spanner Size: 20,8 mmSpark Plug: 1 - Earthed ElectrodeSpark Plug: no interference suppressionSpark Plug: Unscrewable SAE connectorSpark Plug: with gasket seatThread Length: 19,0mmThread Size: M14 x 1,25