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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
  • ✓ In Stock
    Photo - Primary
    Holley 122-240
    Part TypeCarburetor Metering Jet Kit
    £76.99 inc VAT
    £64.16 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 122-220

    Jet Assortment Billet Plate Only

    Black Billet Jet Holder Plate

    Part TypeCarburetor Metering Jet Kit
    £62.99 inc VAT
    £52.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-200

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 122-196

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-192

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-188

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-180

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-176

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 122-172

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-168

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-164

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-160

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £23.99£14.99 inc VAT
    £12.49 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-156

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-154

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-152

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-150

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • Sold out
    Out of Stock
    Photo - Primary
    Holley 122-148

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-146

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-144

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-140

    Alcohol Jet

    Fits Holley Model 4150 HP™ and 4500 Dominator®...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • ✓ In Stock
    Photo - Primary
    Holley 122-132

    Alcohol Jet

    Fits Holley Model 4150 HP&trade, and 4500 Dominator®,...

    Part TypeCarburetor Metering Jet
    £25.00£22.99 inc VAT
    £19.16 ex VAT
  • Sold out
    Out of Stock
    Photo - out of package
    Holley 122-110

    Carburetor Standard Main Jet

    NOT FOR USE WITH CARBURETORS ORIGINALY DESIGNED FOR...

    Part TypeCarburetor Metering Jet
    £16.99£16.00 inc VAT
    £13.33 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 122-109

    Carburetor Standard Main Jet

    NOT FOR USE WITH CARBURETORS ORIGINALY DESIGNED FOR...

    Part TypeCarburetor Metering Jet
    £16.99£16.00 inc VAT
    £13.33 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 122-108

    Carburetor Standard Main Jet

    NOT FOR USE WITH CARBURETORS ORIGINALY DESIGNED FOR...

    Part TypeCarburetor Metering Jet
    £16.99£16.00 inc VAT
    £13.33 ex VAT
  • ✓ In Stock
    Photo - out of package
    Holley 122-107

    Carburetor Standard Main Jet

    NOT FOR USE WITH CARBURETORS ORIGINALY DESIGNED FOR...

    Part TypeCarburetor Metering Jet
    £16.99£16.00 inc VAT
    £13.33 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.