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Softail – Engine & Gaskets

Browse engine & gaskets selected for Harley-Davidson Softail motorcycles. Current products cover engine components and gaskets, seals and service parts, depending on the specification and application. Compatibility varies, so match the stated model, year and technical details before ordering.

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Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1999–2017 Twin Cam with 4-1/8" Bore…

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Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1999–2017 Twin Cam with 4-1/8" Bore… Front & rear gasket for one engine. .020" thick SL...

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£27.71
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£26.38

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1999–2017 Twin Cam with 4-1/8" Bore…

Out of stock

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1999–2017 Twin Cam with 4-1/8" Bore… Front & rear gasket for one engine. .010" thick SL...

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£26.38
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£27.71
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£26.38
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£26.38

Cometic Cylinder Base Gasket Set. SLS 4" Bore – 1999–2017 Twin Cam 110" & Others with 4"…

Out of stock

Cometic Cylinder Base Gasket Set. SLS 4" Bore – 1999–2017 Twin Cam 110" & Others with 4"… Front & rear gasket for one engine. .020" thick S...

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Cometic Cylinder Base Gasket Set. SLS 4" Bore – 1999–2017 Twin Cam. 110" & Others with…

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Cometic Cylinder Base Gasket Set. SLS 4" Bore – 1999–2017 Twin Cam. 110" & Others with… Front & rear gasket for one engine. .010" thick SLS...

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£51.20
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£48.75
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£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .045" MLS – S&S 4-1/8" Bore SSW+ Engines

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Cometic Cylinder Head Gasket Set. 4-1/8" .045" MLS – S&S 4-1/8" Bore SSW+ Engines .045" thick MLS (Multi Layer Steel). Consists of a top and bo...

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£48.75
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£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .040" MLS – S&S 4-1/8" Bore SSW+ Engines

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Cometic Cylinder Head Gasket Set. 4-1/8" .040" MLS – S&S 4-1/8" Bore SSW+ Engines .040" thick MLS (Multi Layer Steel). Consists of a top and bo...

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£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .036" MLS – S&S 4-1/8" Bore SSW+ Engines

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Cometic Cylinder Head Gasket Set. 4-1/8" .036" MLS – S&S 4-1/8" Bore SSW+ Engines .036" thick MLS (Multi Layer Steel). Consists of a top and bo...

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£51.20
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£48.75
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£51.20
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£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .030" MLS – S&S 4-1/8" Bore SSW+ Engines

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/8" .030" MLS – S&S 4-1/8" Bore SSW+ Engines .030" thick MLS (Multi Layer Steel). Consists of a top and bo...

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£51.20
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£48.75
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£48.75
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£51.20
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£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .027" MLS – S&S 4-1/8" SSW+ Engines

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Cometic Cylinder Head Gasket Set. 4-1/8" .027" MLS – S&S 4-1/8" SSW+ Engines .027" thick MLS (Multi Layer Steel). Consists of a top and bottom ...

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£103.22
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£103.22
£101.79
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£101.79

Cometic Cylinder Head Gasket Set. 4-1/4" .030" MLS – 2002–2007 V-Rod with 4-1/8" Big Bore…

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Cometic Cylinder Head Gasket Set. 4-1/4" .030" MLS – 2002–2007 V-Rod with 4-1/8" Big Bore… .030" MLS (Multi Layer Steel). MLS consists of a top and...

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£101.79
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£103.22
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£103.22
£101.79
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£101.79

Cometic Cylinder Head Gasket Set. 4-1/4" .025" MLS – 2002–2007 V-Rod with 4-1/8" Big Bore…

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/4" .025" MLS – 2002–2007 V-Rod with 4-1/8" Big Bore… .025" MLS (Multi Layer Steel). MLS consists of a top and...

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£101.79
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£103.22
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£101.79

Cometic Cylinder Head Gasket Set. .030" MLS – 2002–2007 VRSCA; 2004–2005 VRSCB…

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Cometic Cylinder Head Gasket Set. .030" MLS – 2002–2007 VRSCA; 2004–2005 VRSCB… Front & rear gasket to service one engine. OEM replacement refe...

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£101.79
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£103.22
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£103.22
£101.79
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£101.79

Cometic Cylinder Head Gasket Set. .025" MLS – 2002–2007 VRSCA; 2004–2005 VRSCB…

Only 2 left!

Cometic Cylinder Head Gasket Set. .025" MLS – 2002–2007 VRSCA; 2004–2005 VRSCB… Front & rear gasket to service one engine. OEM replacement refe...

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£103.22
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£103.22
£101.79
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£101.79
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£27.71
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£27.71
£26.38
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£26.38

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1984–1999 Evo Big Twin with TP 4-1/8"…

Only 2 left!

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1984–1999 Evo Big Twin with TP 4-1/8"… Front & rear gasket for one engine. .020" thick ...

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£27.71
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£27.71
£26.38
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£26.38
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£27.71
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£27.71
£26.38
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£26.38

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1984–1999 Evo Big Twin with TP 4-1/8"…

Only 2 left!

Cometic Cylinder Base Gasket Set. SLS 4-1/8" Big Bore – 1984–1999 Evo Big Twin with TP 4-1/8"… Front & rear gasket for one engine. .010" thick ...

View full details
£27.71
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£27.71
£26.38
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£26.38
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£27.71
£27.71 - £27.71
£27.71
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£26.38

Cometic Cylinder Base Gasket Set. SLS 4" Big Bore – 1984–1999 Evo Big Twin with S&S & TP 4"…

Only 2 left!

Cometic Cylinder Base Gasket Set. SLS 4" Big Bore – 1984–1999 Evo Big Twin with S&S & TP 4"… Front & rear gasket for one engine. .020" ...

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£27.71
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£27.71
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£26.38
Save 5% Save %
Sold out
£27.71
£27.71 - £27.71
£27.71
£26.38
£26.38 - £26.38
£26.38

Cometic Cylinder Base Gasket Set. SLS 4" Big Bore – 1984–1999 Evo Big Twin with S&S & TP 4"…

Out of stock

Cometic Cylinder Base Gasket Set. SLS 4" Big Bore – 1984–1999 Evo Big Twin with S&S & TP 4"… Front & rear gasket for one engine. .010" ...

View full details
£27.71
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£27.71
£26.38
£26.38 - £26.38
£26.38
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Save 5% Save %
£27.71
£27.71 - £27.71
£27.71
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£26.38

Cometic Cylinder Base Gasket Set. SLS 3-13/16" Big Bore – 1984–1999 Evo Big Twin with 3-13/16" Big…

Only 2 left!

Cometic Cylinder Base Gasket Set. SLS 3-13/16" Big Bore – 1984–1999 Evo Big Twin with 3-13/16" Big… Front & rear gasket for one engine. .020" t...

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£27.71
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£26.38
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£26.38
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£27.71
£27.71 - £27.71
£27.71
£26.38
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£26.38

Cometic Cylinder Base Gasket Set. SLS 3-13/16" Big Bore – 1984–1999 Evo Big Twin with 3-13/16" Big…

Only 2 left!

Cometic Cylinder Base Gasket Set. SLS 3-13/16" Big Bore – 1984–1999 Evo Big Twin with 3-13/16" Big… Front & rear gasket for one engine. .010" t...

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£27.71
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£27.71
£26.38
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£26.38
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£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .040" MLS – 1984–1999 Evo Big Twin with TP…

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/8" .040" MLS – 1984–1999 Evo Big Twin with TP… .040" thick MLS (Multi Layer Steel). Consists of a top and bot...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .036" MLS – 1984–1999 Evo Big Twin with TP…

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/8" .036" MLS – 1984–1999 Evo Big Twin with TP… .036" thick MLS (Multi Layer Steel). Consists of a top and bot...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .030" MLS – 1984–1999 Evo Big Twin with TP…

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/8" .030" MLS – 1984–1999 Evo Big Twin with TP… .030" thick MLS (Multi Layer Steel). Consists of a top and bot...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gasket Set. 4-1/8" .027" MLS – 1984–1999 Evo Big Twin with TP…

Only 2 left!

Cometic Cylinder Head Gasket Set. 4-1/8" .027" MLS – 1984–1999 Evo Big Twin with TP… .027" thick MLS (Multi Layer Steel). Consists of a top and bot...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Sold out
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gasket Set. 4.00" .040" MLS – 1984–1999 Evo Big Twin (S&S & TP 4" Big…

Out of stock

Cometic Cylinder Head Gasket Set. 4.00" .040" MLS – 1984–1999 Evo Big Twin (S&S & TP 4" Big… .040" thick MLS (Multi Layer Steel). Consists ...

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£51.20
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£51.20
£48.75
£48.75 - £48.75
£48.75
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