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Dyna – Engine & Gaskets

Browse engine & gaskets selected for Harley-Davidson Dyna motorcycles. Available items span engine components and gaskets, seals and service parts, helping you compare parts intended for different jobs. Confirm model coverage, key measurements and any supporting parts required on the individual listing.

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£334.69
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KB Performance Piston 88" To 95" Twin Cam Piston Kit. STD – 1999–2006 88" Twin Cam

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KB Performance Piston 88" To 95" Twin Cam Piston Kit. STD – 1999–2006 88" Twin Cam 88" (3-3/4") to 95" (3-7/8") big bore conversion forged piston s...

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KB Performance Piston 3-5/8 Big Bore Forged Piston Kit. STD – 1948–1984 Pan; Shovel. With 3-5/8 Big…

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KB Performance Piston 3-5/8 Big Bore Forged Piston Kit. STD – 1948–1984 Pan; Shovel. With 3-5/8 Big… Forged 3-5/8 big bore piston set. Used with 3-...

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KB Performance Piston 1340 Shovel Forged Piston Kit. STD – 1979–1984 1340cc Shovel

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KB Performance Piston 1340 Shovel Forged Piston Kit. STD – 1979–1984 1340cc Shovel Forged piston set. 9.0:1 CR with 112cc head. Piston weight 416gr...

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KB Performance Piston 1200cc B.T. Forged Piston Kit. STD – 1941–1978 1200cc/80" Knuckle; Pan…

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KB Performance Piston 1200cc B.T. Forged Piston Kit. STD – 1941–1978 1200cc/80" Knuckle; Pan… Forged piston set. 8.5:1 CR with 112cc head. Standard...

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£311.07
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KB Performance Piston Piston Set Std – 1986–2022 XL883 (883 to 1200 Conversion)

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KB Performance Piston Piston Set Std – 1986–2022 XL883 (883 to 1200 Conversion) 883-1200 conversion forged piston set. 10.1 CR with 51cc head. Work...

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KB Performance Piston 1340 Evo B.T. Forged Piston Kit. STD – 1984–1999 Evo Big Twin

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KB Performance Piston 1340 Evo B.T. Forged Piston Kit. STD – 1984–1999 Evo Big Twin Forged piston set. 9.5:1 CR with 80cc head. Piston weight 365gr...

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£227.40
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KB Performance Piston XR1200/Buell XB Piston Kit. STD – 2008–2012 XR1200; 2008–2010 Buell 1200…

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KB Performance Piston XR1200/Buell XB Piston Kit. STD – 2008–2012 XR1200; 2008–2010 Buell 1200… Forged aluminum piston set for stock stroke and cyl...

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£225.59
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KB Performance Piston 96" To 103" Big Bore Piston Set. Std – 2007–2017 Twin Cam

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KB Performance Piston 96" To 103" Big Bore Piston Set. Std – 2007–2017 Twin Cam For 96" to 103" (3 3/4" to 3 7/8") big bore conversions. Used with ...

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£225.59
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£255.33
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KB Performance Piston 883-1200 Big Bore Piston Kit. STD – 1986–2022 XL883 (883 to 1200 Conversion)

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KB Performance Piston 883-1200 Big Bore Piston Kit. STD – 1986–2022 XL883 (883 to 1200 Conversion) STD compression. 883-1200 conversion piston set....

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£319.16
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£319.16
£308.12
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KB Performance Piston 88" To 95" Big Bore Piston Set. Std – 1999–2006 Twin Cam

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KB Performance Piston 88" To 95" Big Bore Piston Set. Std – 1999–2006 Twin Cam 88" to 95" big bore conversion. Used with stock heads and cylinders....

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KB Performance Piston XL883 Piston Kit. STD – 1986–2022 XL883

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KB Performance Piston XL883 Piston Kit. STD – 1986–2022 XL883 Standard replacement piston set. Stock 9.0:1 compression ratio. Piston weight 253gr. ...

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KB Performance Piston Keith Black, Replacement .792" Piston Lock Ring – All .792" KB Pistons

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KB Performance Piston Keith Black, Replacement .792" Piston Lock Ring – All .792" KB Pistons Fits all KB .792" piston pins. 2 used on 1 piston. Not...

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KB Performance Piston 88" To 95" Big Bore Piston Set. +.010" – 1999–2006 Twin Cam A/B

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KB Performance Piston 88" To 95" Big Bore Piston Set. +.010" – 1999–2006 Twin Cam A/B 88" to 95" big bore conversion kit. Used with stock heads and...

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£295.83
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£306.46
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£295.86
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£295.86

KB Performance Piston 3-5/8" Big Bore Piston Kit. +.010" – 1948–1984 Big Twin with 3-5/8 Big Bore…

Out of stock

KB Performance Piston 3-5/8" Big Bore Piston Kit. +.010" – 1948–1984 Big Twin with 3-5/8 Big Bore… 3-5/8" big bore piston set. Used with 3 5/8" big...

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£306.46
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£295.86
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£255.33
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£246.49
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£246.49

KB Performance Piston 1340cc Evo B.T. Pop-up Piston Kit. +.005" – 1984–1999 Evo Big Twin

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KB Performance Piston 1340cc Evo B.T. Pop-up Piston Kit. +.005" – 1984–1999 Evo Big Twin Pop-up high compression. 10.5:1 CR. Piston weight 360gr. P...

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KB Performance Piston 1340cc Evo B.T. Pop-up Piston Kit. STD – 1984–1999 Evo Big Twin

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KB Performance Piston 1340cc Evo B.T. Pop-up Piston Kit. STD – 1984–1999 Evo Big Twin Pop-up high compression. 9.5:1 CR. Piston weight 392gr. Pisto...

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£242.17
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£242.17
£233.79
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KB Performance Piston 1340cc Evo B.T. Piston Kit. +.005" – 1984–1999 Evo Big Twin

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KB Performance Piston 1340cc Evo B.T. Piston Kit. +.005" – 1984–1999 Evo Big Twin 8.5:1 CR. Piston weight 350gr. Piston pin weight 97gr. Head type:...

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£242.17
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£242.17
£233.79
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£242.17
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£233.79
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£233.79

KB Performance Piston 1340cc Evo B.T. Piston Kit. STD – 1984–1999 Evo Big Twin

Only 2 left!

KB Performance Piston 1340cc Evo B.T. Piston Kit. STD – 1984–1999 Evo Big Twin 8.5:1 CR. Piston weight 350gr. Piston pin weight 97gr. Head type: Fl...

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£233.79
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£255.33
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£246.49
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£246.49

KB Performance Piston 1340cc Shovel Pop-up Piston Kit. +.005" – 1979–1984 1340cc Shovel

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KB Performance Piston 1340cc Shovel Pop-up Piston Kit. +.005" – 1979–1984 1340cc Shovel High compression pop-up piston set. 9.5:1 CR. Piston weight...

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KB Performance Piston 1340cc Shovel Piston Kit. STD – 1979–1984 1340cc Shovel

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KB Performance Piston 1340cc Shovel Piston Kit. STD – 1979–1984 1340cc Shovel 8.0:1 CR. Piston weight 357gr. Piston pin weight 97gr. Head type: Dom...

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£248.73
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£240.13
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KB Performance Piston 1200cc B.T. Piston Kit. +.005" – 1941–1978 74"/1200cc Knuckle; Pan…

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KB Performance Piston 1200cc B.T. Piston Kit. +.005" – 1941–1978 74"/1200cc Knuckle; Pan… Compatible with stock cylinders and heads; gives stock co...

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£240.13
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£235.55
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£227.40
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£227.40

KB Performance Piston 1200 XL Piston Kit. STD – 1988–2022 XL1200

Out of stock

KB Performance Piston 1200 XL Piston Kit. STD – 1988–2022 XL1200 Standard replacement piston set; for stock or high lift camshafts. With a lowered ...

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KB Performance Piston 1200 XL Piston Kit. +.005" – 1988–2022 XL1200

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KB Performance Piston 1200 XL Piston Kit. +.005" – 1988–2022 XL1200 Standard replacement piston set for stock applications. Stock 9.0:1 compression...

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£227.40
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£255.33
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£246.49
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£246.49

KB Performance Piston 883-1200 Big Bore Piston Kit. +.005" – 1986–2022 XL883 (883 to 1200 Conversion)

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KB Performance Piston 883-1200 Big Bore Piston Kit. +.005" – 1986–2022 XL883 (883 to 1200 Conversion) High compression. 883-1200 conversion piston ...

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