Microswitch & Bracket enables performance enthusiasts to activate solenoids, fuel pumps, and most anything else. Our Micro Throttle Switch can be used as either the primary method of activating a nitrous system, or as a safety device (in conjunction with another switch to prevent nitrous from coming on unless the vehicle is at WOT (wide open throttle).
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Headers, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.