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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 EFI 300-715
Holley Lo-Ram Manifold Base - GM Gen V LT - Top-Feed - OE Direct
Top-Feed - OE Direct Injection Only - Satin...
Part TypeEngine Intake Manifold£943.99£503.99 inc VAT£419.99 ex VAT -
Holley EFI 300-714
Holley Ultra Lo-Ram 105mm Throttle Body Adapter - GM Gen V LT
Front-Feed Mount - Satin Finish
Part TypeFuel Injection Throttle Body Adapter£205.00£172.99 inc VAT£144.16 ex VAT -
Holley EFI 300-713
Holley Ultra Lo-Ram Manifold Base And Port Injection Fuel Rails -…
Front-Feed - With Port Injection - Satin Finish
Part TypeEngine Intake Manifold Kit£613.99£601.00 inc VAT£500.83 ex VAT -
Holley EFI 300-711
Holley Lo-Ram Manifold Base And Port Injection Fuel Rails - GM Gen…
Top-Feed - With Port Injection - Satin Finish
Part TypeEngine Intake Manifold Kit£706.00£689.99 inc VAT£574.99 ex VAT -
Holley EFI 300-710
Holley Lo-Ram Manifold Base - GM Gen V LT - Top-Feed - OE Direct
Top-Feed - OE Direct Injection Only - Satin...
Part TypeEngine Intake Manifold£577.00£367.00 inc VAT£305.83 ex VAT -
Holley EFI 300-685BK
Holley Billet Aluminum LS3 Ultra Lo-Ram 105mm Throttle Body Adapter
CLEARANCE ITEM / ALL SALES FINAL - Black...
Part TypeFuel Injection Throttle Body Adapter£154.00£61.99 inc VAT£51.66 ex VAT -
Holley EFI 300-680
Holley Ultra Lo-Ram Manifold Kit Single Injector- Satin - GM LS3/L92
Ultra Lo-Ram Base Intake Manifold Plenum Top Mounting...
Part TypeEngine Intake Manifold£1,100.99£556.99 inc VAT£464.16 ex VAT -
Holley EFI 300-679
Holley Lo-Ram Manifold Kit Single Injector- Satin - GM LS3/L92
Lo-Ram Base Intake Manifold Plenum Top Mounting Flange...
Part TypeEngine Intake Manifold£995.99£964.00 inc VAT£803.33 ex VAT -
Holley EFI 300-676BK
Holley 105mm Throttle Body Adapter For LS3 Lo-Ram 300-680
CLEARANCE ITEM / ALL SALES FINAL
Part TypeFuel Injection Throttle Body Adapter£70.00£40.00 inc VAT£33.33 ex VAT -
Holley EFI 300-624
Holley EFI Dual Fuel Injector Lo-Ram EFI Intake Manifold Kit GM…
Cast Satin Finish
Part TypeEngine Intake Manifold£1,205.99£1,156.00 inc VAT£963.33 ex VAT -
Holley EFI 300-623
Holley EFI 300-623 LS1 Lo-Ram EFI Front-Feed Manifold Kit
Burst Panel Flange
Part TypeEngine Intake Manifold£931.00£532.00 inc VAT£443.33 ex VAT -
Holley EFI 300-620
Holley Modular Lo-Ram EFI Manifold LS1/2/6 - Lo-Ram Manifold Kit -
Lo-Ram Base Intake Manifold Plenum Top Mounting Flange...
Part TypeEngine Intake Manifold£1,100.99£985.00 inc VAT£820.83 ex VAT -
Holley EFI 300-600
Holley EFI Base Manifold And Rail Kit For Lo-Ram - LS1/LS2/LS6
Satin Finish with Single Injector manifold and fuel...
Part TypeEngine Intake Manifold£682.00£641.99 inc VAT£534.99 ex VAT -
Holley EFI 300-308
Holley EFI 8.2" SBF Ford Hi-Ram EFI Manifold With Side Mount Top
*** Please see the diagrams in the product...
Part TypeEngine Intake Manifold£1,330.00£1,219.00 inc VAT£1,015.83 ex VAT -
Holley EFI 300-281
Holley EFI HI-RAM 95MM Fabricated Side Mount Plenum Top
Please see the diagrams in the product images...
Part TypeEngine Air Intake Housing£497.99£451.99 inc VAT£376.66 ex VAT -
Holley EFI 300-272
Holley EFI 8.2" SBF Ford Hi-Ram EFI Manifold
*** This Holley Hi-Ram intake manifold series is...
Part TypeEngine Intake Manifold£1,330.00£1,219.00 inc VAT£1,015.83 ex VAT -
Holley EFI 300-246
Holley EFI HI-RAM 105MM Plenum Top - As Cast Finish
*** The front and rear height measurements listed...
Part TypeEngine Intake Manifold£472.00£433.00 inc VAT£360.83 ex VAT -
Holley EFI 300-245
Holley EFI HI-RAM 95MM Plenum Top - As Cast Finish
*** The front and rear height measurements listed...
Part TypeEngine Intake Manifold£433.99£406.99 inc VAT£339.16 ex VAT -
Holley EFI 300-244
Holley 351W Ford Hi-Ram EFI Manifold Base
*** This Holley Hi-Ram intake manifold series is...
Part TypeEngine Intake Manifold£995.99£902.99 inc VAT£752.49 ex VAT -
Holley EFI 300-238
Holley Hi-Ram Intake Plenum Top Only - 2 X 4500 (2.00" Bore)
Hi-Ram intake manifold with port EFI provisions and...
Part TypeEngine Air Intake Housing£317.99£115.99 inc VAT£96.66 ex VAT -
Holley EFI 300-229
Holley Hi-Ram Lower Manifold - GM LS7 - LS7 EFI Base Only
These parts should be used for the following...
Part TypeEngine Intake Manifold£1,049.99£1,027.00 inc VAT£855.83 ex VAT -
Holley EFI 300-227
Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6 - LS1/LS2/LS6 Cathedral
These parts should be used for the following...
Part TypeEngine Intake Manifold£943.99£914.99 inc VAT£762.49 ex VAT -
Holley EFI 300-208BK-2
Holley Hi-Ram Intake Plenum Top Only-Black Finish - Hi-Ram, Plenum
Hi-Ram, Plenum Top Only, Blank Flange
Part TypeEngine Intake Manifold£334.00£305.99 inc VAT£254.99 ex VAT -
Holley EFI 300-207BK-2
Holley Hi-Ram Intake Plenum Top Only - 2 X 4150 - Flat Black Finish
Bolts thread into lid downwards through the intake...
Part TypeEngine Intake Manifold£280.00£256.00 inc VAT£213.33 ex VAT -
Holley EFI 300-126
Holley Mid-Rise Intake - GM LS1/LS2/LS6 W/ 95mm Top
Recalibration of the ECU may be required when...
Part TypeEngine Intake Manifold£1,153.00£1,084.00 inc VAT£903.33 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.



