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Motorcycle Storehouse - Engine & Performance

Browse Motorcycle Storehouse engine & performance products.

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£20.02 - £20.02
£20.02
£22.64
£22.64 - £22.64
£22.64

MCS Flywheel Thrust Washer Set, Steel (0.72" Thick) – 1957–1971 XL Sportster

Low stock

Description For use with steel retainers; fits between connecting rods and flywheels. Repl. 23972-57. Fitment 57-71 XL Sportster (NU) Product Detai...

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£20.02 - £20.02
£20.02
£22.64
£22.64 - £22.64
£22.64
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£7.22
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£7.22
£6.90
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£6.90

MCS Lock Kit, Crank Pin – 54-E81 Big Twin

In stock

Description Lock kit, crank pin Fitment 54-E81 Big Twin (NU) Product Details Brand: MCS Category: MOTOR PARTS > CRANKPINS Unit: KIT Product...

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£7.22
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£7.22
£6.90
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£6.90
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£35.87
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£35.87
£33.15
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£33.15

MCS FL 2-1 Exhaust Front Header Heatshield Black – Fits Stock 2 in 1 Exhaust Systems on…

Low stock

Description Replica style replacement; 26" (66 cm) long; with clamps included.. Fitment Fits stock 2 in 1 exhaust systems on 70-E78 FL; 71-75 FX an...

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£35.87
£35.87 - £35.87
£35.87
£33.15
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£33.15
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£17.41
£17.41 - £17.41
£17.41
£15.78
£15.78 - £15.78
£15.78

MCS FL 2-1 Exhaust Header Heatshield. Lower Right, Rear – Fits Stock 2 in 1 Exhaust Systems on…

Low stock

Description Black replica style replacement; lower right rear side; 8" (20.3 cm) long; with clamps included. Fitment Fits stock 2 in 1 exhaust syst...

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£17.41
£17.41 - £17.41
£17.41
£15.78
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£15.78
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£48.89
£48.89 - £48.89
£48.89
£45.18
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£45.18

MCS FL Shovel Horizontal Crossover Heat Shield Black – 1965–1984 4-Speed FL Models

Low stock

Description Used as replacement horizontal shield on stock rear crossover exhaust pipe. Will also fit some crossover systems on Softail models. Fit...

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£48.89
£48.89 - £48.89
£48.89
£45.18
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£45.18
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£49.79
£49.79 - £49.79
£49.79
£46.01
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£46.01

MCS Big Twin Plain Heat Shield Set Black – 1984–2009 Softail; 1984–1994 FXR…

Low stock

Description Smooth style front and rear heat shield set. Fits front & rear headers on most aftermarket exhaust systems with 1-3/4" (4.4 cm) hea...

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£49.79
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£49.79
£46.01
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£46.01
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£38.87
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£38.87
£36.09
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£36.09

MCS Gas Cap Set, Screw-In – 1996–1999 H-D

Low stock

Description Chromed steel; Vented + Non-vented; Right + left side Fitment 96-99 H-D (NU) Product Details Brand: MCS Category: GAS TANKS > GAS...

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£38.87
£38.87 - £38.87
£38.87
£36.09
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£36.09
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£344.60
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£344.60
£334.08
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£334.08

MCS Amen Style Ribbed Gas Tank, 2.35 Gallon – 1984–1999 Softail; 1985–1986 Fxwg

In stock

Description Resembles a Sportster tank from a distance; but it isn''t. With the ribbed center it is a true classic custom gas tank that complements...

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£344.60
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£344.60
£334.08
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£334.08
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Sold out
£300.92 - £300.92
£300.92
£339.96
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£339.96

MCS Bobber Sportster Style 2.25g Gas Tank, Scalloped Sides – 1983–2003 XL Sportster; Various Custom…

Out of stock

Description Small tank with scalloped sides for a true custom look. Takes 83-up screw type gas caps and 3/8" petcock (not included) for internal th...

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£300.92 - £300.92
£300.92
£339.96
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£339.96
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Sold out
£142.23
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£142.23
£138.41
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£138.41

MCS 84-99 Tappet Block Set Front/Rear. Black – 1984–1999 Evo Big Twin

Out of stock

Description Black painted cast aluminum lifter block set. OEM style. Repl. 18622-85B rear and 18623-85B front. Fitment 84-99 Evo Big Twin (NU) Prod...

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£142.23
£142.23 - £142.23
£142.23
£138.41
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£138.41
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£197.92
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£197.92
£196.72
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£196.72

MCS 84-99 Tappet Block Set Front/Rear. Chrome – 1984–1999 Evo Big Twin

Low stock

Description Chrome plated cast aluminum lifter block set. OEM style. Repl. 18622-85B rear and 18623-85B front. Fitment 84-99 Evo Big Twin (NU) Prod...

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£197.92
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£197.92
£196.72
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£196.72
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£33.30
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£33.30
£30.78
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£30.78

MCS Keyless Push Button Fuel Door Release. Black – 2008–2025 Touring; 2009–2026 Trikes.…

Low stock

Description Black. Replaces the stock key-operated 61029-92A fuel door lock with a keyless operated push-open button mechanism. Keys are no longer ...

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£33.30
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£33.30
£30.78
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£30.78
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£332.51
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£332.51
£329.27
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£329.27

MCS Flatside Stretched Gas Tank, 5 Gallon – 1984–1999 Softail; 1985–1986 Fxwg

Low stock

Description Fits 84-99 Softail and 85-86 FXWG models. Will take the stock 83-up style screw-type gas caps. Note: Wide and/or large seats may requir...

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£332.51
£332.51 - £332.51
£332.51
£329.27
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£329.27
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£636.40 - £636.40
£636.40
£653.54
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£653.54

MCS Custom Gas Tank, One Piece 5.1 Gallon – 2000–2005 Softail Carburetor Models

Out of stock

Description 5.1 gallon capacity. Takes stock 83-up style gas caps. Note: Does not have a provision for installing a OEM fuel gauge. Note: It is adv...

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£636.40 - £636.40
£636.40
£653.54
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£653.54
Sold out
£43.65 - £43.65
£43.65
£56.73
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£56.73

MCS Bendix Main Jets #1.10 mm

Low stock

Description Replacement main jet. Fits all Bendix/Zenith carburetors that are equipped with a fixed main jet. OEM replacement reference 27654-75 Pr...

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£43.65 - £43.65
£43.65
£56.73
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£56.73
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£5.02
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£5.02
£4.35
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£4.35

MCS Bendix Main Jets #1.00

In stock

Description Replacement main jet. Fits all Bendix/Zenith carburetors that are equipped with a fixed main jet. OEM replacement reference 27652-75 Pr...

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£5.02
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£5.02
£4.35
£4.35 - £4.35
£4.35
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£18.50
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£18.50
£17.69
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£17.69

MCS By-Pass Kit, Vacuum Petcock

In stock

Description Not happy with the H-D vacuum controlled petcock? Install this kit and your petcock will be manually operated. Includes a vacuum hose p...

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£18.50
£18.50 - £18.50
£18.50
£17.69
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£17.69
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£197.46
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£197.46
£166.95
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£166.95

MCS Legacy, 3.3 Gallon Sportster Gas Tank. Dished – 1983–2003 XL Sportster

Low stock

Description 3.3 gallon (12.5 liters) fuel tank. Dished style. For 22mm petcock (not included). Takes 96-up screw-in style gas cap (not included). N...

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£197.46
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£197.46
£166.95
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£166.95
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£199.10
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£199.10
£168.34
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£168.34

MCS Legacy, 3.3 Gallon XL Sportster Gas Tank. Dished. Fuel Inj – 2007–2022 XL Sportster Fuel Injected…

Low stock

Description 3.3 gallon (12.5 liters) fuel tank. Dished style. Compatible with OEM fuel pump. Takes 96-up screw-in style gas cap (not included). Not...

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£199.10
£199.10 - £199.10
£199.10
£168.34
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£168.34
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£217.76 - £217.76
£217.76
£241.74
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£241.74

MCS 57-85 Sportster Billet Tappet Block Set. Polished – 1957–1985 XL Sportster

Low stock

Description Billet aluminum. USA made. Replaces 18607-57B. Fitment 57-85 XL Sportster (NU) Product Details Brand: MCS Category: MOTOR PARTS >...

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£217.76 - £217.76
£217.76
£241.74
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£241.74
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£566.43
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£566.43
£560.90
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£560.90

MCS Twin Cam Rocker Cover Kit, Custom Style – 1999–2017 Twin Cam

Low stock

Description Chrome plated. Custom style 2-piece die-cast aluminum imported rocker box kit; incl. gasket set. Compatible with OEM style gaskets. Fit...

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£566.43
£566.43 - £566.43
£566.43
£560.90
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£560.90
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£49.06 - £49.06
£49.06
£54.65
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£54.65

MCS Braided Steel Oil Line & Bracket Kit – 1984–1999 Big Twin

In stock

Description Complete with all required components. With chrome plated billet gauge bracket and braided steel oil line. Compatible with all regular ...

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£49.06 - £49.06
£49.06
£54.65
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£54.65
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£61.17
£61.17 - £61.17
£61.17
£56.54
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£56.54

MCS Oil Pressure Gauge Kit Rocker Box, 0-60 Psi. Chrome – Twin Cam: 2000–2017 Softail; 1999–2005…

Low stock

Description Comes with a 60 PSI gauge. Kits mount to the rear rocker cover for easy and quick on the fly oil pressure monitoring. Includes hardware...

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£61.17
£61.17 - £61.17
£61.17
£56.54
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£56.54
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£1.70
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£1.70
£1.47
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£1.47

MCS Main Jet for Keihin Butterfly Carb. #165 – 1976–1989 Big Twin; 1976–1987 XL…

Low stock

Description OEM replacement reference 27419-76. Fitment 76-89 Big Twin; 76-87 XL Sportster. With Keihin butterfly carburetor (NU) Product Details ...

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£1.70
£1.70 - £1.70
£1.70
£1.47
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£1.47
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