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Dyna – Engine

Browse engine selected for Harley-Davidson Dyna motorcycles. The selection includes options relating to engine components, subject to current availability. Each product page provides the application and specification details needed to choose the right option.

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James Top-End Gasket Kit Twin Cam: (With 99-10 Style Breather Gaskets) 99-04 TCA/B - 88 - 0.036 Inches Head Gaskets Save 11% Save %
£143.65
£143.65 - £143.65
£143.65
£127.80
£127.80 - £127.80
£127.80

James Gasket Top End Gasket Kit - Metal / Silicone for Harley-Davidson Touring, Softail & Dyna 1999-2004

In stock

DescriptionTop End Gasket Kit Top-quality gaskets, oil seals and O-rings necessary to rebuild an engine Made in the USA Kit Includes: • 0.036" Head...

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£143.65
£143.65 - £143.65
£143.65
£127.80
£127.80 - £127.80
£127.80
Save 11% Save %
Complete Motor Gasket Kit Dyna, Softail, Classic, Touring Save 11% Save %
£159.49
£159.49 - £159.49
£159.49
£141.88
£141.88 - £141.88
£141.88

James Gasket Complete Motor Gasket Kit - Metal / Silicone for Harley-Davidson Touring, Softail & Dyna 1999-2004

In stock

DescriptionComplete Motor Gasket Kit Contains gaskets, oil seals and O-rings necessary to completely rebuild an engine Made in the USA No Primary G...

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£159.49
£159.49 - £159.49
£159.49
£141.88
£141.88 - £141.88
£141.88
Save 11% Save %
James Cam Gear Change Gasket Kit For 93-99 Big Twin (excl TC) Save 11% Save %
£45.62
£45.62 - £45.62
£45.62
£40.59
£40.59 - £40.59
£40.59

James Gasket Cam Change Gasket Kit - Metal for Harley-Davidson Touring, Softail, Dyna & FXR 1993-1999

In stock

DescriptionCam Change Gasket KitKit includes all necessary gaskets, seals, O-rings and cork washers for doing a cam changeSpecificationsRiding Styl...

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£45.62
£45.62 - £45.62
£45.62
£40.59
£40.59 - £40.59
£40.59
Save 11% Save %
Cam Cover Gasket Dyna, Softail, Classic, Touring Save 11% Save %
£12.47
£12.47 - £12.47
£12.47
£11.10
£11.10 - £11.10
£11.10

James Gasket Cam Cover Gasket - Paper / Silicone / Steel, Each for Harley-Davidson Touring, Softail, Dyna & FXR 1970-1992

In stock

DescriptionCam Cover Gasket Replacement gaskets for cam chests Made in the USA SpecificationsRiding Style : StreetThickness Imperial : 0.036"Featur...

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£12.47
£12.47 - £12.47
£12.47
£11.10
£11.10 - £11.10
£11.10
Save 11% Save %
James Cam Cover Gasket For 1993-1999 Evo Twin Cam
Save 11% Save %
£12.47
£12.47 - £12.47
£12.47
£11.10
£11.10 - £11.10
£11.10

James Gasket Cam Cover Gasket - Each, Metal / Silicone for Harley-Davidson Touring, Softail, Dyna & FXR 1993-1999

In stock

DescriptionCam Cover Gasket Replacement gaskets for cam chests Made in the USA SpecificationsFeatures : BeadedThickness Imperial : 0.036"Material :...

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£12.47
£12.47 - £12.47
£12.47
£11.10
£11.10 - £11.10
£11.10
Save 11% Save %
S&S Cycle Stainless Steel Replacement Exhaust Valve for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 8% Save %
£88.23
£88.23 - £88.23
£88.23
£80.79
£80.79 - £80.79
£80.79

S&S Cycle Replacement Stainless Steel Valves for S&S Heads - Each for Harley-Davidson Touring, Softail, Dyna & FXR 1990-2000

Low stock

DescriptionReplacement Stainless Steel Valves for S&S Heads Heads are also found on S&S Twin Cam-style motors and use 1.940" intake valves ...

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£88.23
£88.23 - £88.23
£88.23
£80.79
£80.79 - £80.79
£80.79
Save 8% Save %
S&S Cycle 585G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 8% Save %
£1,107.29
£1,107.29 - £1,107.29
£1,107.29
£1,014.03
£1,014.03 - £1,014.03
£1,014.03

S&S Cycle 585G Gear Drive Camshaft Kit - Camshaft Complete KIT 585G Gear-driven for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

Description585G Gear Drive Camshaft Kit Designed for 88/96/103/110 cubic-inch engines with compression ratios from 10.0:1 to 10.5:1 Reverses the re...

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£1,107.29
£1,107.29 - £1,107.29
£1,107.29
£1,014.03
£1,014.03 - £1,014.03
£1,014.03
Save 8% Save %
S&S Cycle 570G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 8% Save %
£1,107.29
£1,107.29 - £1,107.29
£1,107.29
£1,014.03
£1,014.03 - £1,014.03
£1,014.03

S&S Cycle 570G Camshaft Kit - Gear for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

Description570G Camshaft Kit Designed for 88" to 103" CID engines with compression ratios between 9:1 and 10:1 Strongest from 3200-3700 rpm Increas...

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£1,107.29
£1,107.29 - £1,107.29
£1,107.29
£1,014.03
£1,014.03 - £1,014.03
£1,014.03
Save 8% Save %
S&S Cycle 510G Gear Drive Camshaft Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)
Sold out
£1,063.61
£1,063.61 - £1,063.61
£1,063.61
£974.42
£974.42 - £974.42
£974.42

S&S Cycle 510G Camshaft Kit - Gear for Harley-Davidson Touring, Softail & Dyna 1999-2006

Out of stock

Description510G Camshaft Kit Cams designed as bolt-in cam for 88", 95", 96" and 103" engines with compression ratios below 9.7:1 Kit includes camsh...

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£1,063.61
£1,063.61 - £1,063.61
£1,063.61
£974.42
£974.42 - £974.42
£974.42
Sold out
S&S Cycle 106 in. Piston Rings for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 8% Save %
£88.23
£88.23 - £88.23
£88.23
£80.79
£80.79 - £80.79
£80.79

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 3 7/8" Forged Piston Standard-size for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionReplacement Ring Set for S&S Pistons Replacement ring sets for S&S pistons only Rings come as sets for two pistons Made in the U...

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£88.23
£88.23 - £88.23
£88.23
£80.79
£80.79 - £80.79
£80.79
Save 8% Save %
S&S Cycle 3 7/8 in. Bore Stroker Piston Kit (.010") for Various Various Harley-Davidson Motorcycles (See Fitment List)
Sold out
£655.88
£655.88 - £655.88
£655.88
£600.64
£600.64 - £600.64
£600.64

S&S Cycle Piston Kit 106" Stroker - Forged Piston KIT 3 7/8" +0.010" for 106" Stroker KIT for Harley-Davidson Touring, Softail & Dyna 1999-2006

Out of stock

DescriptionPiston Kit 106" Stroker Required for S&S 106" stock bore stroker kit with 4-1/2" stroke flywheels Compatible with stock or S&S S...

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£655.88
£655.88 - £655.88
£655.88
£600.64
£600.64 - £600.64
£600.64
Sold out
James Exhaust Gasket & Mount Kit (With Copper Crushing Style Gaskets) With Zinc Plated Flange Nuts For 1984-2025 B.T, 1986-2023 XL, 2008-2012 1987-2010 Buell XB Models
Save 11% Save %
£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03

James Gasket Exhaust Port Gasket Kit - Copper / Graphite for Harley-Davidson Touring, Softail, Sportster & Dyna 1983-2026

In stock

DescriptionExhaust Port Gasket Kit Kit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washers Made in the USA by James G...

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£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03
Save 11% Save %
James Exhaust Gasket & Mount Kit (With Stock 91-11 Style Gaskets) With Wire/Graphite Gaskets: With Flange Nuts For 1984-2025 B.T, 1986-2022 XL, 2008-2012 1987-2010 Buell XB Models
Save 11% Save %
£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03

James Gasket Exhaust Port Gasket Kit - Graphite for Harley-Davidson Touring, Softail, Sportster & Dyna 1983-2026

In stock

DescriptionExhaust Port Gasket Kit Kit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washers Made in the USA by James G...

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£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03
Save 11% Save %
James Exhaust Gasket & Mount Kit (With Stock 84-90 Style Gaskets): Wire/Graphite Gaskets & Flange Nuts For 1984-2025 B.T, 1986-2022 XL, 2008-2012 1987-2010 Buell XB Models
Save 11% Save %
£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03

James Gasket Exhaust Port Gasket Kit - Stainless Steel for Harley-Davidson Touring, Softail, Sportster & Dyna 1983-2026

In stock

DescriptionExhaust Port Gasket Kit Kit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washers Made in the USA by James G...

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£28.13
£28.13 - £28.13
£28.13
£25.03
£25.03 - £25.03
£25.03
Save 11% Save %
Derby/Inspection Cover Gasket Kit Dyna, Softail
Save 11% Save %
£31.26
£31.26 - £31.26
£31.26
£27.81
£27.81 - £27.81
£27.81

James Gasket Derby/inspection Cover Seal Kit - Molded Rubber / Steel, Derby Cover / Inspection Cover for Harley-Davidson Softail & Dyna 2000-2006

In stock

DescriptionDerby/Inspection Cover Seal Kit High-quality Genuine James Gaskets seals and O-rings Cover seals are a seal, not a gasket Cover seals ar...

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£31.26
£31.26 - £31.26
£31.26
£27.81
£27.81 - £27.81
£27.81
Save 11% Save %
S&S Cycle Air Cleaner Backplate Gasket
Save 8% Save %
£9.45
£9.45 - £9.45
£9.45
£8.65
£8.65 - £8.65
£8.65

S&S Cycle Replacement CV Adapter Backplate Gasket - Super E / Super G, Each for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionReplacement CV Adaptor Backplate Gasket Backplate Gasket for S&S Super E/G and CV Adaptor Made in the U.S.A. SpecificationsRiding St...

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£9.45
£9.45 - £9.45
£9.45
£8.65
£8.65 - £8.65
£8.65
Save 8% Save %
S&S Cycle Stock Heads Intake O-Ring Seal for Various Various Harley-Davidson Motorcycles (See Fitment List)
Save 8% Save %
£11.87
£11.87 - £11.87
£11.87
£10.88
£10.88 - £10.88
£10.88

S&S Cycle Intake Manifold O-ring - Each, Stock - Black for Harley-Davidson Touring, Softail, Dyna & FXR 1985-1999

In stock

DescriptionIntake Manifold O-Ring Made from the highest-quality materials available Made in the USA For stock heads on '84-'16 Harley-Davidson Big ...

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£11.87
£11.87 - £11.87
£11.87
£10.88
£10.88 - £10.88
£10.88
Save 8% Save %
S&S Cycle T143 Long Block Engine T-Series Black
£10,315.87 - £10,315.87
£10,315.87
£10,315.87 - £10,315.87
£10,315.87

S&S Cycle T143 Long Block Engine - T-Series, Each - Black for Harley-Davidson Touring, Dyna & Trike 2007-2017

Low stock

DescriptionT143 Long Block Engine S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges S&S 635 easy-start gear drive cams and 1...

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£10,315.87 - £10,315.87
£10,315.87
£10,315.87 - £10,315.87
£10,315.87
S&S Cycle T143 Long Block Engine T-Series Chrome Wrinkle Black
£10,315.87 - £10,315.87
£10,315.87
£10,315.87 - £10,315.87
£10,315.87

S&S Cycle T143 Long Block Engine - T-Series, Each - Chrome / Wrinkle Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

DescriptionT143 Long Block Engine S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges S&S 635 easy-start gear drive cams and 1...

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£10,315.87 - £10,315.87
£10,315.87
£10,315.87 - £10,315.87
£10,315.87
S&S Cycle V80 Complete Assembled Engine Wrinkle Black
£6,481.75 - £6,481.75
£6,481.75
£6,481.75 - £6,481.75
£6,481.75

S&S Cycle V80 Complete Assembled Engine - Each - Wrinkle Black for Harley-Davidson Touring, Softail, Dyna & FXR 1984-1999

In stock

DescriptionV80 Complete Assembled Engine Fits in a stock frame just like a stock engine with a little more punch with S&S Super E carburetor, S...

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£6,481.75 - £6,481.75
£6,481.75
£6,481.75 - £6,481.75
£6,481.75
S&S Cycle V111 Long-Block Engine V-Series Black Long Block
£6,923.11 - £6,923.11
£6,923.11
£6,923.11 - £6,923.11
£6,923.11

S&S Cycle V111 Long-block Engine - Each, V-Series - Black for Harley-Davidson Touring, Softail, Dyna & FXR 1984-1999

Low stock

DescriptionV111 Long-Block Engine Fits '84-'99 Harley-Davidson® big twin chasis and custom frames designed for Evolution® big twin engines +30% inc...

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£6,923.11 - £6,923.11
£6,923.11
£6,923.11 - £6,923.11
£6,923.11
S&S Cycle V80 Long-Block Engine V-Series Silver Long Block
£6,029.52 - £6,029.52
£6,029.52
£6,029.52 - £6,029.52
£6,029.52

S&S Cycle V80 Long-block Engine - V-Series, Each - Silver for Harley-Davidson Touring, Softail, Dyna & FXR 1983-2000

Low stock

DescriptionV80 Long-Block Engine Stock-height basic engine is direct bolt in replacement for aging 80" H-D Evolution engines Specially machined cyl...

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£6,029.52 - £6,029.52
£6,029.52
£6,029.52 - £6,029.52
£6,029.52
S&S Cycle V80 Long-Block Engine V-Series Wrinkle Black Long Block
£5,351.20 - £5,351.20
£5,351.20
£5,351.20 - £5,351.20
£5,351.20

S&S Cycle V80 Long-block Engine - Each, V-Series - Wrinkle Black for Harley-Davidson Touring, Softail, Dyna & FXR 1983-2000

In stock

DescriptionV80 Long-Block Engine Stock-height basic engine is direct bolt in replacement for aging 80" H-D Evolution engines Specially machined cyl...

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£5,351.20 - £5,351.20
£5,351.20
£5,351.20 - £5,351.20
£5,351.20
S&S Cycle P-93 Series Engine P-Series Natural Powder Coat Long Block
£9,948.51 - £9,948.51
£9,948.51
£9,948.51 - £9,948.51
£9,948.51

S&S Cycle P-93 Series Engine - Each, Long Block, P-Series - Natural / Powder Coat / Silver for Harley-Davidson Touring, Softail, Dyna & FXR 1970-1998

Low stock

DescriptionP-93 Series Engine For '70-'84 custom chassis with alternator-style primary Natural crankcases and stock-looking silver powder-coated cy...

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£9,948.51 - £9,948.51
£9,948.51
£9,948.51 - £9,948.51
£9,948.51

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