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Holley

Holley UK – Carburetors, EFI Systems & Performance Parts Holley is a legendary name in the world of performance. Since 1903, Holley has been at the forefront of fuelling technology, powering everything from classic hot rods to modern race cars....

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Holley
  • Sold out
    Out of Stock
    Photo - out of package
    Holley 26-510
    Part TypeFuel Tank Vent Hose Kit
    £161.99 inc VAT
    £134.99 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 26-509

    Fuel Cell Rollover Valve

    10AN ORB ROLLOVER VALVE

    Part TypeFuel Tank Vent Valve
    £40.99 inc VAT
    £34.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-505

    Fuel Pressure Gauge

    Liquid-Filled - Mechanical - 0-30 PSI

    Part TypeFuel Pressure Gauge
    £122.99£115.00 inc VAT
    £95.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-504

    Fuel Pressure Gauge

    Liquid-Filled - Mechanical - 0-15 PSI

    Part TypeFuel Pressure Gauge
    £106.99£100.00 inc VAT
    £83.33 ex VAT
  • Sold out
    Out of Stock
    Holley 26-503 primary image
    Holley 26-503

    Fuel Pressure Gauge

    Overview Electric - 0-15 PSI Monitor Fuel Pressure...

    Part TypeFuel Pressure Gauge
    £0
  • ✓ In Stock
    Photo - Primary
    Holley 26-502

    Fuel Pressure Gauge

    Mechanical - 0-30 PSI

    Part TypeFuel Pressure Gauge
    £79.99£74.99 inc VAT
    £62.49 ex VAT
  • Sold out
    Out of Stock
    Photo - out of package
    Holley 26-501

    Vacuum Gauge

    2" - 0-30 PSI - 1/8 NPT Brass...

    Part TypeVacuum Gauge
    £76.00£70.99 inc VAT
    £59.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-500

    Fuel Pressure Gauge

    Mechanical - 0-15 PSI

    Part TypeFuel Pressure Gauge
    £61.99£58.00 inc VAT
    £48.33 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 26-44

    Standard Fitting

    Standard Fitting 90 deg. Hose 5/16" Thread 1/2-20

    Part TypeFuel Hose Fitting
    £22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-43

    Standard Fitting

    Standard Fitting Tube 3/8" Thread 9/16-24 (A) x...

    Part TypeFuel Hose Fitting
    £19.00£17.99 inc VAT
    £14.99 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-41

    Umbrella Check Valve

    Umbrella Check Valve

    Part TypeCarburetor Accelerator Pump Check Valve
    £20.99£19.99 inc VAT
    £16.66 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 26-37

    Fuel Transfer Tube O-Ring

    Fuel Transfer Tube O-Ring For Old Style Transfer...

    Part TypeCarburetor Transfer Tube O-Ring
    £13.00£11.99 inc VAT
    £9.99 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-36

    Power Valve Plug & Gasket

    Main jetting will need to be increased 6...

    Part TypeCarburetor Power Valve Block-Off Plug
    £11.99£10.99 inc VAT
    £9.16 ex VAT
  • Sold out
    Out of Stock
    Holley 26-3 primary image
    Holley 26-mar

    Heli-Coil Inserts

    Overview Heli-Coil Inserts For Fuel Bowl ScrewsHeli-Coil Inserts...

    Part TypeThread Repair Insert
    £0
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 26-29

    Standard Fitting

    Standard Fitting Hose 3/8" Thread 9/16-24

    Part TypeFuel Hose Fitting
    £22.00£19.99 inc VAT
    £16.66 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-28

    Inverted Flare Fitting

    Inverted Flare Fitting Tube 1/4" Thread 7/8-20 (A)...

    Part TypeFuel Hose Fitting
    £73.00£67.99 inc VAT
    £56.66 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-27

    Inverted Flare Fitting

    Inverted Flare Fitting Tube 5/16" Thread 7/8-20 (A)...

    Part TypeFuel Hose Fitting
    £22.99£20.99 inc VAT
    £17.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-26

    Inverted Flare Fitting

    Inverted Flare Fitting 3/8" Tube, Fuel Bowl Thread...

    Part TypeFuel Hose Fitting
    £20.99£19.99 inc VAT
    £16.66 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-25

    Swivel Fitting

    Swivel Fitting Hose 5/16" Thread 9/16-24

    Part TypeFuel Hose Fitting
    £41.99£38.99 inc VAT
    £32.49 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 26-24

    Standard Fitting

    Standard Fitting Hose 5/16" Thread 9/16-24

    Part TypeFuel Hose Fitting
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Holley 26-2 primary image
    Holley 26-feb

    Installation Tool Kit

    Overview Heli-Coil for Fuel Bowl screws Installation Tool...

    Part TypeCarburetor Tool
    £0
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 26-186

    '-8 AN Male to 7/8"-14 O-ring Port

    AN Adapter side seals on the flare (cone)...

    Part TypeFuel Hose Fitting
    £35.99£34.00 inc VAT
    £28.33 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 26-184

    '-8AN Male to 3/4"-16 O-ring Port

    AN Adapter side seals on the flare (cone)...

    Part TypeFuel Hose Fitting
    £25.99£25.00 inc VAT
    £20.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-183

    '-6 AN Male to 3/4"-16 (AN8) O-ring Port

    AN Adapter side seals on the flare (cone)...

    Part TypeFuel Hose Fitting
    £25.99£25.00 inc VAT
    £20.83 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 26-181

    '-6 AN Male to 9/16"-18 O-ring Port

    AN Adapter side seals on the flare (cone)...

    Part TypeFuel Hose Fitting
    £25.00£22.99 inc VAT
    £19.16 ex VAT

Holley UK – Carburetors, EFI Systems & Performance Parts

Holley is a legendary name in the world of performance. Since 1903, Holley has been at the forefront of fuelling technology, powering everything from classic hot rods to modern race cars. Known for their carburetors, EFI systems, fuel pumps, and complete performance solutions, Holley remains the first choice for enthusiasts worldwide.

The Holley Legacy

Holley carburetors became an icon in American muscle cars and motorsport, appearing on millions of vehicles over the decades. Today, Holley’s reach extends far beyond carburetion, with a massive catalogue that includes EFI systems, intake manifolds, exhaust solutions, ignition systems, and even full fuel delivery kits.

Why Enthusiasts Choose Holley

  • Unmatched History: Over 100 years of performance innovation.
  • Complete Solutions: Everything from fuelling to exhaust under one brand family.
  • Motorsport Proven: Trusted in drag racing, circle track, and street performance applications.
  • Modern Technology: Cutting-edge EFI systems that bring classic builds into the future.

Popular Holley Products

  • Holley 4150 & 4160 Carburetors
  • Sniper EFI Conversion Kits
  • Holley Terminator X Engine Management
  • Fuel Pumps & Regulators
  • Holley Intake Manifolds

Holley in the UK

Billy’s Speed Shop brings Holley performance parts to the UK, eliminating the cost and hassle of importing. Whether you’re restoring a classic V8, tuning a modern LS swap, or building a drag car, Holley offers the solutions you need – available now with fast UK delivery.

Fuel your project with Holley UK performance parts – order today at Billy’s Speed Shop.