Engine (4)

Tracker Series™ Piston Kit — Bore 3.885 in, Stroke 4.375 in, Oversize +0.010 in

-€68.28

WISECO Tracker Series™ Piston Kit — Bore 3.885 in, Stroke 4.375 in,...

Durable forged piston kit with low-friction skirt coating; includes two pistons, rings, pins and circlips, made in the USA.

€193.19 €261.47

132" High Compression / 136" Big Bore Kit — 4-1/2" & 4-5/8" stroke

-€346.84

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 4-1/2" & 4-5/8"...

High-compression big bore kit increases compression and torque; requires a specific longer-stroke flywheel to reach the larger big bore (sold separately).

€1,349.11 €1,695.95

-€68.28

WISECO Tracker Series™ Piston Kit — Bore 3.895", Stroke 4.375", 1709 cc

High-strength forged piston kit with ArmorGlide® skirt coating for reduced friction and improved scuff resistance. Includes pistons, rings, pins and circlips. Made in USA.

€193.19 €261.47

On sale!
-€9.44

COMETIC Rocker Gasket — 0.51 mm (0.020"), 5 pack, lower right

Premium rocker gasket made from fuel-resistant materials with a stainless steel core and Viton coating for lasting seal performance.

€13.61 €23.05

Tracker Series™ Piston Kit — Bore 3.498", Stroke 3.812", Displacement 1200 cc

-€57.15

WISECO Tracker Series™ Piston Kit — Bore 3.498", Stroke 3.812",...

Premium forged pistons with precision-fit rings, force-fed pin oiling and ArmorGlide® skirt coating; complete kit with pins and circlips.

€161.68 €218.83

132" High Compression / 136" Big Bore Kit — 132 cu in, 136 cu in, 4.5 in stroke, 4.625 in stroke, Black

-€346.84
New

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 132 cu in, 136 cu...

High-compression kit enabling 132" or 136" big bore capability; requires specific stroke flywheels. S&S flywheel needed for 136" (sold separately).

€1,349.11 €1,695.95

$Rocker Cover Gasket — 0.51 mm (0.020\"), Rocker Box, 10-Pack, C9576$

-€21.72

COMETIC Rocker Cover Gasket — 0.51 mm (0.020\"), Rocker Box, 10-Pack,...

High-quality rocker cover gasket for long-term reliability. Fuel-resistant Viton construction with a stainless steel core and .001" coating. Made in the USA.

€61.45 €83.17

Tracker Series™ Piston Kit — Bore 3.508", Oversize +0.010", Stroke 3.812", CR 9.5:1

-€57.15

WISECO Tracker Series™ Piston Kit — Bore 3.508", Oversize +0.010",...

High-performance forged piston kit with ArmorGlide® skirt coating, precision rings, and force-fed pin oiling. Includes pistons, rings, pins, and circlips.

€161.69 €218.84

132" High Compression / 136" Big Bore Kit — 4-1/2" stroke, 4-5/8" stroke

-€346.84
New

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 4-1/2" stroke,...

Fits 114"/117" motors with 4-1/2" stroke flywheels; 136" build requires S&S 4-5/8" flywheel (sold separately).

€1,349.11 €1,695.95

$Rocker Cover Gasket — 0.51 mm (0.020\") Viton-coated steel, 10-pack$

-€18.22

COMETIC Rocker Cover Gasket — 0.51 mm (0.020\") Viton-coated steel,...

Durable rocker cover gasket offering long-term sealing and fuel resistance; Viton-coated design and made in the USA.

€61.90 €80.12

Tracker Series™ Piston Kit — Bore 3.518", Stroke 3-13/16", 1214 cc

-€57.15

WISECO Tracker Series™ Piston Kit — Bore 3.518", Stroke 3-13/16",...

High-strength forged pistons with precision-fit rings, force-fed pin oiling and ArmorGlide® skirt coating; two-piston kit includes pins and circlips.

€161.68 €218.83

-€13.58

COMETIC Extreme Sealing Technology Rocker Box Gasket Kit

Complete rocker box gasket kit with all gaskets, seals and O-rings for reliable, long-lasting sealing.

€38.42 €52.00

-€4.99

COMETIC Rocker Cover Gasket — Rocker Cover Base, 0.51 mm (0.020")

Durable rocker cover gasket engineered for reliable sealing and resistance to fuel and oil degradation.

€16.98 €21.97

-€2.09

COMETIC Tappet Gasket — 0.81 mm (0.032"), Front/Rear mounting

High-quality gasket manufactured from fuel-resistant materials for long-term reliability. Made in the USA.

€7.11 €9.20

V-Twin Top End Gasket Kits — 3.875" bore, 95 cu in, 1.14 mm (0.045"), for '99-'04 Twin Cam

-€26.31

COMETIC V-Twin Top End Gasket Kits — 3.875" bore, 95 cu in, 1.14 mm...

Complete EST top end gasket kit with embossed stainless steel head, base, and rocker gaskets plus proprietary rubber covering. Contains all gaskets, seals, and O-rings to rebuild the top end. Fits '99-'04 Twin Cam. Made in USA.

€89.34 €115.65

Out of Stock

WISECO Piston Kit

Upgrade your Harley-Davidson with our Piston Kit featuring advanced coatings, improved efficiency, and high compression for enhanced power. Includes two pistons, rings, pins, and circlips.

€191.28

Piston Kit — 4.013 in piston, 4.016 in bore, 4.500 in stroke, 11.0:1, 114 ci

On sale!
-€83.24

WISECO Piston Kit — 4.013 in piston, 4.016 in bore, 4.500 in stroke,...

High-performance piston kit with ArmorX™ and ArmorFit™ coatings for durability and quiet operation.

Includes pistons, rings, pins and circlips; fits OEM and Screamin’ Eagle cylinder heads.

€235.55 €318.79

-€104.06

WISECO Piston Kit — 4.077" piston, 11.3:1 compression, 118 ci

High-performance piston kit with ArmorFit™ and ArmorX™ coatings for reduced wear, improved sealing and reliable fitment.

€87.22 €191.28

V-Twin Top End Gasket Kits — 3.500" bore, 1.02 mm thickness, For '04-'06 XL 1200

-€30.16

COMETIC V-Twin Top End Gasket Kits — 3.500" bore, 1.02 mm thickness,...

EST gasket kit with embossed stainless steel head, base and rocker gaskets; draws heat away from the combustion ring; includes all seals and O-rings for a complete top-end rebuild. Made in the USA.

€85.38 €115.54

V-Twin Top End Gasket Kits — 3.500" bore, 1,200 cc, '91–'03 XL 1200

-€25.06

COMETIC V-Twin Top End Gasket Kits — 3.500" bore, 1,200 cc, '91–'03 XL...

EST top end gasket kit with embossed stainless steel head, base and rocker gaskets covered in proprietary rubber; includes all gaskets, seals and O-rings. Made in USA.

€85.09 €110.15

On sale!
-€95.09

S&S CYCLE Piston Kit for S&S Motors — 1200 cc, 4-5/8" stroke

Complete kit with pistons, rings, wrist pins, and clips. 1.1875" deck height. For 1200 only with super stock heads.

€369.77 €464.86

V-Twin Top End Gasket Kits — 3.875" bore, 95 cu in, for '99–'04 Twin Cam

-€26.31

COMETIC V-Twin Top End Gasket Kits — 3.875" bore, 95 cu in, for...

EST gasket kit with embossed stainless steel head, base, and rocker gaskets; includes all seals and O-rings to rebuild the top end. Made in USA.

€89.34 €115.65

On sale!
-€97.09

S&S CYCLE Piston Kit for S&S Motors — 1200 cc, 12.2:1

Complete piston kit with forged pistons, rings, wrist pins, and clips. Precision deck height and high-compression design; confirm fitment with Super Stock heads.

€377.64 €474.73

On sale!
-€78.31

S&S CYCLE Piston Kit for S&S Motors — 3.500 in bore, 89 cu in

Complete piston kit with pistons, rings, wrist pins and clips. Made in the U.S.A.

€304.51 €382.82

On sale!
-€48.08

S&S CYCLE PISTN SET 3.5" S&S HDS.005 — S&S CYCLE, 92-20465

3.5-inch piston set for engine rebuilds; precision-machined for reliable sealing and durability.

€187.00 €235.08

V-Twin Top End Gasket Kits — 3.625 in bore, 1200/1340/1450 cc, '66–'84 Shovelhead

-€23.63

COMETIC V-Twin Top End Gasket Kits — 3.625 in bore, 1200/1340/1450 cc,...

EST gasket kit with embossed stainless steel head, base, and rocker gaskets; includes all seals and O-rings to rebuild the top end. Made in USA.

€80.24 €103.87

$Piston Kit for S&S Motors — Bore 3.500\" , Oversize +0.010\" , 89 cu in$

On sale!
-€93.05

S&S CYCLE Piston Kit for S&S Motors — Bore 3.500\" , Oversize +0.010\" ,...

Complete piston kit with pistons, rings, wrist pins and clips. Made in the U.S.A.

€361.90 €454.95

Piston Kit for S&S Motors — 3.500" bore, +0.020" oversize, 4-5/8" stroke, 89 cu in

On sale!
-€93.05

S&S CYCLE Piston Kit for S&S Motors — 3.500" bore, +0.020" oversize,...

Complete piston kit with forged pistons, rings, wrist pins and clips. Made in the U.S.A.

€361.90 €454.95

-€23.63

COMETIC V-Twin Top End Gasket Kits — 3.77" bore, For '66–'84 Shovelhead

Complete EST top-end gasket kit with embossed stainless steel gaskets, proprietary rubber covering, and all seals and O-rings. Made in the USA.

€80.24 €103.87

On sale!
-€87.58

S&S CYCLE Forged 74" Piston Kit — 3-31/32" stroke, 3.4375" bore

Complete forged piston kit for 74" big twin motors. Includes pistons, rings, wristpins, and clips. Made in the U.S.A.

€340.61 €428.19

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