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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 561-133
Tall LS Valve Cover Bolt Assembly - Single
Service Part, Mounting Hardware (x1) for Holley Tall...
Part TypeEngine Valve Cover Bolt Kit£13.00£7.99 inc VAT£6.66 ex VAT -
Holley 561-132
Holley Offset Coil bracket - Holley Valve Covers - GM LS - Black
Coil Not Included
Part TypeIgnition Coil Mounting Bracket£7.99 inc VAT£6.66 ex VAT -
Holley 534-280
Fuel Rail Kit
Fuel Rail kit for 300-276 Holley EFI Small...
Part TypeFuel Injector Rail£160.00£154.00 inc VAT£128.33 ex VAT -
Holley 534-223
Fuel Rail Kit
Fuel Rail kit for Holley EFI Big Block...
Part TypeFuel Injector Rail£298.99£280.99 inc VAT£234.16 ex VAT -
Holley 534-219
LS1 Single Plane Fuel Rail Kit
EFI Fuel Rail Kit for 300-137
Part TypeFuel Injector Rail£266.99£250.99 inc VAT£209.16 ex VAT -
Holley 534-218
LS3 Single Plane Fuel Rail Kit
EFI Fuel Rail Kit for 300-136
Part TypeFuel Injector Rail£256.99£241.00 inc VAT£200.83 ex VAT -
Holley 534-214
TPS Kit for Gen 3 Dominator
Throttle Position Sensor
Part TypeThrottle Position Sensor£91.00 inc VAT£75.83 ex VAT -
Holley 534-202
Throttle Position Kit for Electric Choke Carburetors
Fits Model 4160 and 4150 carburetors with electric...
Part TypeThrottle Position Sensor£212.99£193.99 inc VAT£161.66 ex VAT -
Holley 526-26
Holley Fox Body Fuel System Kits
Fits 1986-1993 Ford Mustang, -8AN kit
Part TypeFuel System Upgrade Kit£1,534.99£1,354.99 inc VAT£1,129.16 ex VAT -
Holley 526-25
Holley Fox Body Fuel System Kits
Fits 1986-1993 Ford Mustang, -6AN kit
Part TypeFuel System Upgrade Kit£1,144.00£1,076.99 inc VAT£897.49 ex VAT -
Holley 526-24
HOLLEY G-BODY FUEL SYSTEM KIT
The pump is not compatible for use with...
Part TypeFuel System Upgrade Kit£920.99£866.99 inc VAT£722.49 ex VAT -
Holley 526-23
HOLLEY G-BODY RETURNLESS FUEL SYSTEM KIT
The pump is not compatible for use with...
Part TypeFuel System Upgrade Kit£818.99£770.99 inc VAT£642.49 ex VAT -
Holley 512-515
Holley Fuel Pressure Regulator -Buick
Non-Adjustable Fuel Pressure regulator for 1984-1987 Buick Regal...
Part TypeFuel Pressure Regulator£80.99 inc VAT£67.49 ex VAT -
Holley 512-504-5
Boost Compensating Universal EFI Fuel Pressure Regulator
Hot Street/Race EFI Applications Two Port Adjustable from...
Part TypeFuel Pressure Regulator£460.99£433.99 inc VAT£361.66 ex VAT -
Holley 512-501
Stock Replacement Adjustable Fuel Pressure Regulator
Overview Street/Strip EFI Applications Fits 1985-92 5.0/5.7L TPI...
Part TypeFuel Pressure Regulator£0 -
Holley 508-5
Throttle Body Gasket
Throttle Body Gasket Flange For 2 bbl Pro-Jection...
Part TypeCarburetor Mounting Gasket£4.00£1.99 inc VAT£1.66 ex VAT -
Holley 508-42
Hardware Kit For 300-294Bk And 300-295Bk Split Intake-Black
HARDWARE KIT FOR SPLIT INTAKE-BLACK
Part TypeEngine Intake Manifold Gasket Kit£95.99 inc VAT£79.99 ex VAT -
Holley 508-40
300-301,302,303,Replacement Hardware Kit
300-301,302,303,REPLACEMENT HARDWARE KIT
Part TypeEngine Intake Manifold Mounting Hardware£59.99£38.99 inc VAT£32.49 ex VAT -
Holley 508-33
Replacement Hardware And Bracket Kit LS3 Natural
REPLACEMENT HARDWARE AND BRACKET KIT LS3 NATURAL
Part TypeEngine Intake Manifold Gasket Kit£103.00£67.00 inc VAT£55.83 ex VAT -
Holley 508-31
Hardware Kit For Split Intake-Silver
HARDWARE KIT FOR SPLIT INTAKE-SILVER
Part TypeEngine Intake Manifold Gasket Kit£97.99 inc VAT£81.66 ex VAT -
Holley 508-28
Port Flange O-Rings -Size 2-234 Set Of 8
PORT FLANGE O-RINGS -SIZE 2-234 SET OF 8
Part TypeEngine Intake Manifold Gasket Set£37.00 inc VAT£30.83 ex VAT -
Holley 508-25
Holley Intake Manifold Gasket Set, O-Ring - Gm Gen-V LT1
Intake Manifold O-Ring Set - Seals Head to...
Part TypeEngine Intake Manifold Gasket Set£46.99 inc VAT£39.16 ex VAT -
Holley 508-21
Gasket Kit, Hi-Ram Plenum O-Ring Cord
Gasket Kit, Hi-Ram Plenum O-Ring Cord
Part TypeEngine Intake Manifold Gasket£49.00 inc VAT£40.83 ex VAT -
Holley 508-19
Fuel Injection O-Ring Kit
Replacement O-Ring Kit For Delphi Style Injectors
Part TypeFuel Injector O-Ring£29.99 inc VAT£24.99 ex VAT -
Holley 508-11
Throttle Body Gasket
Gasket for 2 bbl TBI Flange OE Manifold/2...
Part TypeCarburetor Flange Gasket£86.99 inc VAT£72.49 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.



