PRP 2051 Wide Open Throttle Micro Switch Holley 4150

Use to activate Nitrous or other Wide Open Throttle applications Comes complete with bracket, switch, stainless steel mounting hardware for the switch and mounting the bracket Activation switch & bracket mount easily to the passenger side of the carburetor offering a secure environment to activate your nitrous system at wide-open-throttle Will not work on carbs with a choke (since that is where this bracket mounts) Will not work on carbs without mounting holes on the passenger side of the main body: some Holley HP and Ultra HP do not have the necessary mounting holes Fits Holley or Holley-style square bore 4150 / 4160 four barrel carburetor with holes in the passenger side of the main body, for example: Holley 4150 , 4160 , 4010 , HP , Avenger , Street Avenger Carbs , Double Pumpers , Vacuum Secondaries AED HO Series 4150 Carbs Barry Grant: Race Demon , Mighty Demon , Speed Demon , Road Demon , Road Demon Jr. Quick Fuel 4150 / 4160 Style Carbs: Race-Q , P Series , Q Series , SS Series , HR Series