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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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£97.35 - £97.35
£97.35
£97.35 - £97.35
£97.35

MCS Complete Twin Cam Pushrod Cover Kit. Black – 1999–2017 Twin Cam

Low stock

Description Satin black finish. Complete OEM reproduction style replacement pushrod cover kit with everything included for a hassle-free installati...

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£97.35 - £97.35
£97.35
£97.35 - £97.35
£97.35
£33.53 - £33.53
£33.53
£41.41
£41.41 - £41.41
£41.41

Colony Evo Lower Rocker Box Mount Kit. Zinc – 1984–1999 Evo Big Twin; 1986–2003 XL…

Low stock

Description Zinc plated steel. OEM style reproduction; incl. bolts and washers. Stock replacement hardware to mount front & rear lower rocker b...

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£33.53 - £33.53
£33.53
£41.41
£41.41 - £41.41
£41.41
£22.86 - £22.86
£22.86
£35.82
£35.82 - £35.82
£35.82

Colony Evo Countersunk Rocker Cover Screw Kit – 1984–1999 Evo Big Twin; 1986–2022 XL…

Low stock

Description Chrome plated. With 8 countersunk flat head allenhead (socket head) bolts and 8 countersunk washers. Fitment 84-99 Evo Big Twin; 86-22 ...

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£22.86 - £22.86
£22.86
£35.82
£35.82 - £35.82
£35.82
£96.23 - £96.23
£96.23
£97.89
£97.89 - £97.89
£97.89

MCS Complete Evo B.t. Pushrod Cover Kit. Black – 1984–1999 Evo Big Twin

In stock

Description Satin black finish. Complete OEM reproduction style replacement pushrod cover kit with everything included for a hassle-free installati...

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£96.23 - £96.23
£96.23
£97.89
£97.89 - £97.89
£97.89
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£12.18
£12.18 - £12.18
£12.18
£11.26
£11.26 - £11.26
£11.26

Colony Motor Mount Bolt Kit. Chrome – 2000–2017 Softail

Low stock

Description Chrome plated flathead Allen heads with countersunk washers. Used to mount mount motor mount to cylinder heads. 3/8-16 threaded. Repl. ...

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£12.18
£12.18 - £12.18
£12.18
£11.26
£11.26 - £11.26
£11.26
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£20.02
£20.02 - £20.02
£20.02
£19.15
£19.15 - £19.15
£19.15

MCS Crankcase Tappet Oil Screen – 1970–1999 Big Twin

Low stock

Description Installs in the crankcase; close to the oil pump; to pre-filter the oil before entering the hydraulic units. Fitment 70-99 Big Twin (Ex...

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£20.02
£20.02 - £20.02
£20.02
£19.15
£19.15 - £19.15
£19.15
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£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39

Andrews Chain Drive Conversion Camshaft Set 12n/.489" – 1999–2006 Twin Cam

Low stock

Description Bolt-in cam grind with same output as the stock cams. 88 inch. Slight power increase but no retuning necessary. These cams are used to ...

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£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39
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£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39

Andrews Chain Drive Conversion Camshaft Set 31n/.510" – 1999–2006 Twin Cam

Out of stock

Description Great cam for 95" motors and 9.8 to 10.2 CR. Lower TDC lift for easy installation. Similar to TW37 with different timing. Works well wi...

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£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39
Sold out
£117.13 - £117.13
£117.13
£120.28
£120.28 - £120.28
£120.28

Dippert Evo B.t. Aluminium Pushrod Cover Set. Silver – 1984–1999 Evo Big Twin

Low stock

Description Silver anodized. The High Tech sophisticated look is yours with these quality European made anodized pushrod covers. Kits consists of l...

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£117.13 - £117.13
£117.13
£120.28
£120.28 - £120.28
£120.28
£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39

Andrews Chain Drive Cam Shaft Set Tw54/.555" – 1999–2006 Twin Cam

Low stock

Description .555" valve lift. Set includes two chain driven camshafts. A cam drive installation kit; that includes a gear cover gasket; cam bearing...

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£411.48 - £411.48
£411.48
£416.39
£416.39 - £416.39
£416.39
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£235.41
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£235.41
£234.79
£234.79 - £234.79
£234.79

Andrews Evo B.t. Adj. Aluminium Pushrod Set – 1984–1999 Big Twin

Low stock

Description Available in chromoly steel and aluminum. Chromoly pushrods are thinner and have better flex resistancy than aluminum. Aluminum is ligh...

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£235.41
£235.41 - £235.41
£235.41
£234.79
£234.79 - £234.79
£234.79
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£648.34
£648.34 - £648.34
£648.34
£549.42
£549.42 - £549.42
£549.42

S&S Inner & Outer Drive Gear Set – 1999–2006 Twin Cam

Low stock

Description For gear driven cams. Fits Feuling; S&S; Andrews and other aftermarket cams. Includes standard size inner & outer cam gears; wo...

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£648.34
£648.34 - £648.34
£648.34
£549.42
£549.42 - £549.42
£549.42
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£163.13
£163.13 - £163.13
£163.13
£154.80
£154.80 - £154.80
£154.80

S&S Adj. Chromoly Pushrod Set. Twin Cam +.243" – 1999–2017 116"; 124"; 126" Twin Cam with…

Out of stock

Description For standard +.243" (5.160") length cylinders. Adjustable pushrod sets; manufactured of 7/16" O.D. chromoly steel tubing with pressed-i...

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£163.13
£163.13 - £163.13
£163.13
£154.80
£154.80 - £154.80
£154.80
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£387.05
£387.05 - £387.05
£387.05
£357.17
£357.17 - £357.17
£357.17

S&S Chain Drive 510 Camshaft Kit – 1999–2006 Twin Cam

Low stock

Description Complete kit with two chain driven camshafts with installation kit that includes a gear cover gasket; cam bearings; retaining ring; o-r...

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£387.05
£387.05 - £387.05
£387.05
£357.17
£357.17 - £357.17
£357.17
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£173.03
£173.03 - £173.03
£173.03
£144.72
£144.72 - £144.72
£144.72

S&S Adj. Chromoly Pushrod Set. Twin Cam Std Length – 1999–2017 96"; 103"; 106" Twin Cam

Low stock

Description For standard 4.937" length cylinders. Adjustable pushrod sets; manufactured of 7/16" O.D. chromoly steel tubing with pressed-in and hea...

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£173.03
£173.03 - £173.03
£173.03
£144.72
£144.72 - £144.72
£144.72
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£531.24 - £531.24
£531.24
£537.58
£537.58 - £537.58
£537.58

S&S Gear Drive 640g Camshaft Set (Ig) – 1999–2006 Twin Cam with Non-Hydraulic…

Out of stock

Description .640" valve lift. IG = gear drive cam set with installed Inner Gears only. The gear drive system is in fact a revolutionary different a...

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£531.24 - £531.24
£531.24
£537.58
£537.58 - £537.58
£537.58
Sold out
£117.13 - £117.13
£117.13
£120.28
£120.28 - £120.28
£120.28

Dippert Twin Cam Aluminium Pushrod Cover Set. Silver – 1999–2017 Twin Cam

Low stock

Description Silver anodized. The High Tech sophisticated look is yours with these quality European made anodized pushrod covers. Kits consists of l...

View full details
£117.13 - £117.13
£117.13
£120.28
£120.28 - £120.28
£120.28
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£335.77
£335.77 - £335.77
£335.77
£286.81
£286.81 - £286.81
£286.81

S&S Outer Cam Drive Gear Kit – 1999–2006 Twin Cam

Low stock

Description For use with S&S; Andrews; Feulings gear drive camshafts. Note: Material must be removed from the inner surface of the OEM gear cov...

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£335.77
£335.77 - £335.77
£335.77
£286.81
£286.81 - £286.81
£286.81
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Save 11% Save %
£163.13
£163.13 - £163.13
£163.13
£145.01
£145.01 - £145.01
£145.01

S&S Chain Drive Camshaft Installation Support Kit – 1999–2006 Twin Cam

Low stock

Description For chain drive cams. Includes the cam cover gasket; cam plate bearings; inner cam bearings; bolts; o-rings and retaining ring. Fitment...

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£163.13
£163.13 - £163.13
£163.13
£145.01
£145.01 - £145.01
£145.01
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£118.05
£118.05 - £118.05
£118.05
£104.27
£104.27 - £104.27
£104.27

S&S Adj. Chromoly Pushrod Set. Twin Cam -.070" – 1999–2017 Twin Cam with 4.850" Cylinders

Out of stock

Description For standard -.070" (4.850") length cylinders. Adjustable pushrod sets; manufactured of 7/16" O.D. chromoly steel tubing with pressed-i...

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£118.05
£118.05 - £118.05
£118.05
£104.27
£104.27 - £104.27
£104.27
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£57.95
£57.95 - £57.95
£57.95
£57.38
£57.38 - £57.38
£57.38

Colony Head Bolt Cover Kit. Pike, Chrome – L1985–2017 Big Twin; 1992–2022 XL…

Low stock

Description Fits over the OEM head bolts to give you that classic retro ''Pike'' look. Securely mounts to the head bolt with a set-screw. Fitment L...

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£57.95
£57.95 - £57.95
£57.95
£57.38
£57.38 - £57.38
£57.38
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£56.16
£56.16 - £56.16
£56.16
£55.22
£55.22 - £55.22
£55.22

Colony Head Bolt Cover Kit. Custom Hex Domed, Chrome – L1985–2017 Big Twin; 1992–2022 XL…

Low stock

Description Fits over the OEM head bolts. Securely mounts to the head bolt with a set-screw. Fitment L85-17 Big Twin (Excl. M8); 92-22 XL Sportster...

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£56.16
£56.16 - £56.16
£56.16
£55.22
£55.22 - £55.22
£55.22
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£125.66
£125.66 - £125.66
£125.66
£123.55
£123.55 - £123.55
£123.55

Andrews Cam Driven Gear Kit. 34t – 1999 Twin Cam

Low stock

Description Grear with keyway. Incl. bolt; key; washer and three spacers. This Andrews 503576 gear is an improved design over the OEM style gear fo...

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£125.66
£125.66 - £125.66
£125.66
£123.55
£123.55 - £123.55
£123.55
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£40.41
£40.41 - £40.41
£40.41
£37.35
£37.35 - £37.35
£37.35

Gardner-Westcott Rocker Box Top Bolt Kit. Allen, Chrome – 1984–1999 Big Twin; 1986–2022 XL…

Out of stock

Description Chrome plated. With Allenhead (socket head) bolts. Includes washers. Fitment 84-99 Big Twin (Excl. Twin Cam); 86-22 XL Sportster (NU) P...

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£40.41
£40.41 - £40.41
£40.41
£37.35
£37.35 - £37.35
£37.35
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