Polaris RZR Pro R Replacement Spark Plugs - Set of 4 model_Outlander 850 So much power can be

So much power can be achieved on Ethanol fuels vs pump gas or even higher-octane race fuels because of the combination of increased knock resistance and the property of alcohol fuels to remove heat from the charge air going into the engine

Turbo RR injectors

Fits with OEM plenum cover

Ultra-low line expansion for reduced spongy brake feel

remove weight to raise RPM

Polaris RZR Pro R Replacement Spark Plugs - Set of 4 model_Outlander 850 So much power can beEVP has sourced and tested a very high quality, direct replacement spark plug for the Polaris RZR Pro R. The Brisk Silver Racing Spark Plugs have a smaller diameter silver core and conventional open spark hook type earth electrode give an outstanding performance in igniting high octane fuel mixture associated with alternative fuels like E85 blend. Silver metal is the single best material for a spark plugs core electrode, as it can dissipate heat fast,