Nitrous Express Single Cyl Proton Nitrous Kit w/2.5lb Bottle

Direct-port style system for carbureted single cylinder engine. Includes our exclusive 'PROTON' solenoid assembly,braided stainless hoses,Piranha nozzle,fuel pump, relay,microswitch, arming switch, jetting for 10,15,20 or25HP comes with a 2.5lb bottle and bottle bracket.