Technical Bulletins

<< Direct Fit V’S Universal

<< Why you should always fit the recommended spark plug

<< Iridium Additions #2

<< Iridium Additions #1

<< Iridium Technology

<< Lead Replacement Petrol (LRP)

<< Carbon Fouling

<< Colder Plug Option for Common Gas Applications

<< Colder Plug Option for Falcon Range

<< Colder Option for Commodore Range

<< The Influence of LPG

<< V-Groove for the Same Price as Standard Plugs

<< New Racing V-Grooves

<< Standardisation of M14, 16mm Hexagon Size Spark Plugs to ISO Standard