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Billet Solenoid Bracket Kit with Throttle Linkage - Holley 4150 and 4150HP Flange

Brand NOS Reference 16516NOS

NOS mounting bracket for nitrous and fuel solenoids. Check the base diameter of your solenoids before ordering. Tired of looking for the perfect spot to mount your solenoids?

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Available from the manufacturer 10 in stock at factory
Expected delivery to you on Nov 13, 2026
This lead time is an estimate and may change due to circumstances beyond our control

Pricing and ordering reserved for professionals.

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NOS mounting bracket for nitrous and fuel solenoids. Check the base diameter of your solenoids before ordering.

Tired of looking for the perfect spot to mount your solenoids? These brackets are made from laser-engraved, black anodized aluminum and are designed to make solenoid mounting easier than with generic brackets.

Key features

  • Billet design will not flex or bend allowiing consistent activation every time
  • Provides a simple solution to solenoid mounting
  • Laser engraved NOS logo

Technical specifications

  • Brand: NOS (Nitrous Oxide System PI)
  • Manufacturer part number: 16516NOS

Good to know

  • Not designed for use with small Powershot or Super Powershot solenoids

Important: this product runs on nitrous oxide (N2 PI), a gas we do not supply and which is currently difficult to obtain. It is your responsibility to find a local supplier of gas for professionals. NOS bottles do not comply with CE standards (they do not carry the PI mark): only CE-approved bottles may be used. European manufacturers offer bottles approved to contain this gas; please check the applicable standards and verify the manufacturer's origin and compliance before purchasing. NOS fittings are not metric (AN / NPT threads depending on the part numbe PI): plan for the adapters needed for your installation. Please comply with the regulations in force in your country.

Product family: Engine
Engine Supports d’électrovanne / microswitch
Materials: Aluminum
Produit mis à jour le: 2026-10-23 15:38:19