Raghav Impex manufacturesoffers spark plugs which are designeds manufactured by Stitt Spark Plug Company, USA. Specialised spark plugs are designed for use mostly in large stationary for use mostly in large stationary industrial engines fueled by natural gas. Multiple electrodes and long life spark plugs to cater to stationary gas engine manufacturers for original equipment installation are available. Specialised spark plugs are designed for use mostly in large stationary for use mostly in large stationary industrial engines fueled by natural gas.