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Carburation & Fuel

Browse products in our Carburation & Fuel collection for Harley-Davidson, American V-twin and compatible motorcycle applications. Current products cover fuel and oil-system parts, depending on the specification and application. Each product page provides the application and specification details needed to choose the right option.

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£12.39 - £12.39
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£12.39 - £12.39
£12.39

MCS Spring Seat, CV Carburetor – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description OEM replacement reference 27586-88. Fitment 90-06 Big Twin; 88-06 XL Sportster. With CV carburetor (NU) Product Details Brand: MCS C...

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£12.39 - £12.39
£12.39
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£82.70 - £82.70
£82.70
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£82.70

MCS Air Cleaner Breather Kit – 1993–2025 Big Twin in Custom…

Low stock

Description Routes the oily breather vapors; that clog the air cleaner element; away from your air intake. Kit includes 3/8" ID braided steel hose ...

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£82.70 - £82.70
£82.70
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£82.70
Drag Specialties Rebuild Kit For Mikuni 42 Carbs - Part #10030293 - Hogparts UK
£39.50 - £39.50
£39.50
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£39.50

Drag Specialties Carburetor Rebuild Kit for Mikuni - Rubber - Black / Khaki / Silver

In stock

DescriptionCarburetor Rebuild Kit for Mikuni Includes all required parts to completely rebuild a carburetor For HSR42/45mm carburetors Specificatio...

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£39.50 - £39.50
£39.50
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£11.78 - £11.78
£11.78
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£11.78

MCS Slow Jet for Keihin Butterfly Carb. 70 – 1976–1989 Big Twin; 1976–1987 XL…

Low stock

Description Low speed jet. OEM replacement reference 27372-80. Fitment 76-89 Big Twin; 76-87 XL Sportster. With Keihin butterfly carburetor (NU) Pr...

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£11.78 - £11.78
£11.78
£11.78 - £11.78
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£2.18
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£2.18

MCS Slow Jet for Keihin Butterfly Carb. 75 – 1976–1989 Big Twin; 1976–1987 XL…

In stock

Description Low speed jet. OEM replacement reference 27323-78. Fitment 76-89 Big Twin; 76-87 XL Sportster. With Keihin butterfly carburetor (NU) Pr...

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£2.18 - £2.18
£2.18
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£5.86 - £5.86
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MCS Main Jet for Keihin Butterfly Carb. #175 – 1976–1989 Big Twin; 1976–1987 XL…

Low stock

Description OEM replacement reference 27417-76. Fitment 76-89 Big Twin; 76-87 XL Sportster. With Keihin butterfly carburetor (NU) Product Details ...

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£5.86 - £5.86
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MCS Slow Jet for Keihin Butterfly Carb. 88 – 1976–1989 Big Twin; 1976–1987 XL…

In stock

Description Low speed jet. OEM replacement reference 27348-77. Fitment 76-89 Big Twin; 76-87 XL Sportster. With Keihin butterfly carburetor (NU) Pr...

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£11.78 - £11.78
£11.78
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£11.78
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£8.22
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£8.22
£7.13
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£7.13

MCS Extended Idle Mixture Adjustment Screw Kit. CV Carbs – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description Brass. Allows easy adjustable air mixture screw at the tip of your fingers. No screwdriver necessary. Will replace stock air mixture sc...

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£8.22
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£5.78
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£5.34
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CV Performance Main Jet CV Carb .185 – 1989–2006 Big Twin; 1988–2006 XL…

Low stock

Description CVP, main jet cv carb .185 Fitment 89-06 Big Twin; 88-06 XL Sportster (NU) with CV carburetor Product Details Brand: CV Performance ...

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£5.78
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£76.72
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£70.23
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Standard Manifold Air Pressure (Map) Sensor – 2001–2006 Softail Carburetor; 2001–2016…

In stock

Description Used on intake manifold. Includes seal. OEM replacement reference 32316-99. Note: See 510717 James / 561325 Cometic for replacement sea...

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£76.72
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£76.72
£70.23
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£70.23
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£34.01
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£34.01
£31.43
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£31.43

MCS Vacuum Piston, Keihin CV Carburetor – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description Direct OEM style replacement. OEM replacement reference 27585-88. Fitment 90-06 Big Twin; 88-06 XL Sportster. With 40mm CV carburetor (...

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£34.01
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£34.01
£31.43
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£31.43
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£54.99
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£51.86
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S&S Manifold Intake Seals. Band Style – L1978–1984 Big Twin; 1979–1985 XL…

Low stock

Description Used between manifold and cylinder head. OEM replacement reference 27062-78. Fitment L78-84 Big Twin; 79-85 XL Sportster (NU) Product D...

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£54.99
£54.99 - £54.99
£54.99
£51.86
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Sold out
£5.78
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£5.34
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£5.34

CV Performance Main Jet CV Carb .180 – 1989–2006 Big Twin; 1988–2006 XL…

Out of stock

Description CVP, main jet cv carb .180 Fitment 89-06 Big Twin; 88-06 XL Sportster (NU) with CV carburetor Product Details Brand: CV Performance ...

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£5.78
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£5.78
£5.34
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£5.34
Sold out
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£9.05
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£8.65
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MCS Enrichment Spring, Keihin CV Carburetor – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description Used under starter cap on left side of carb body. OEM replacement reference 27315-88A. Fitment 90-06 Big Twin; 88-06 XL Sportster. With...

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£9.05
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£9.05
£8.65
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Dynojet Exhaust Actuator Eliminator Plug – 2007–2016 H-D with Mechanical Exhaust…

Low stock

Description Exhaust plug only. Required when you install a custom exhaust system in combination with a high flow or otherwise custom air cleaner ki...

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£43.09 - £43.09
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£79.91 - £79.91
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Arlen Ness Big Sucker Stage I Air Filter Element. Std – 1993–1999 Big Twin with CV Carburetor…

Low stock

Description - Standard; zinc plated metal jacket - Made 4-layers of surgical grade woven cotton gauze filtering media with stainless protective mes...

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£79.91 - £79.91
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MCS 7" Round CV Air Cleaner Assembly. Chrome – 1990–2017 Big Twin; 1988–2022 XL…

Low stock

Description Chrome plated steel. Comes with foam filter element. Bolts to Constant Vacuum carbs and Delphi fuel injected systems. Note: 93-up model...

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£80.03 - £80.03
£80.03
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MCS Intake Manifold CV Carburetor. Twin Cam – 1999–2006 Twin Cam with OEM CV…

In stock

Description Direct OEM style replacement manifold for models that are equipped with the stock Constant Vacuum carburetor. OEM replacement reference...

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£56.66 - £56.66
£56.66
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£47.97

MCS Blue Lightning Air Filter Element – Screamin'' Eagle Evo Big Twin with 8"…

In stock

Description Approx. dimensions: 2" high x 7" diameter. Metal top. Center 5/16 NC weld nut to attach cover. Top plate is three-hole-drilled to fit s...

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£47.97
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MCS Breather Style Air Cleaner Assembly, Round. Chrome – 1966–1988 Big Twin; 1966–1987 XL…

Low stock

Description Classic steel mesh air cleaner for that authentic high performance look. Approx. dimensions: 5.5" (14cm) x 2-1/8" (5.4cm) deep. Note: F...

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£40.38
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MCS Blue Lightning Air Filter Element – 2008–2013 FLT/Touring

In stock

Description Economically priced but high-end quality and offering superior flow; longer service intervals; better flame resistance and will last mu...

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£53.28 - £53.28
£53.28
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MCS Blue Lightning Air Filter Element – 1988–2022 XL Sportster with OEM…

Low stock

Description Economically priced but high-end quality and offering superior flow; longer service intervals; better flame resistance and will last mu...

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£50.48 - £50.48
£50.48
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£50.48
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£36.67

MCS Breather Style Air Cleaner Assembly, Oval. Chrome – 1966–1988 Big Twin; 1966–1987 XL…

Low stock

Description Classic steel mesh air cleaner for that authentic high performance look. Dimensions approx.: 7" (17.8cm) wide x 4-1/2" (11.5cm) high x ...

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£36.67 - £36.67
£36.67
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£4.30
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£4.30

MCS Manifold Adapter Rings. O-Ring to Band – 66-E78 Big Twin; 1957–1978 XL Sportster

Low stock

Description The pre-1978 early manifold; is sealed with o-rings between cylinder head and manifold. This kit includes adapter rings that allows you...

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£4.30 - £4.30
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