Engine (4)

-€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

Piston Kit 80" Stock Big Twin — 80", 3.510" bore, 4-1/4" stroke, 7.440" rod length

-€91.87

S&S CYCLE Piston Kit 80" Stock Big Twin — 80", 3.510" bore, 4-1/4"...

Piston kit for 80" Stock Big Twin motors. Includes pistons, rings, wrist pins, and clips. Requires 7.440" rod length. Made in the U.S.A.

€357.27 €449.14

V-Twin Top End Gasket Kits — 3.437" bore, 1000/1200 cc, for '48-'65 Panhead

-€24.22

COMETIC V-Twin Top End Gasket Kits — 3.437" bore, 1000/1200 cc, for...

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

€82.25 €106.47

V-Twin Top End Gasket Kits — Bore 3.750" , 88 cu in, For '99-'04 Twin Cam

-€27.00

COMETIC V-Twin Top End Gasket Kits — Bore 3.750" , 88 cu in, For...

Complete EST top-end gasket kit with embossed stainless steel head, base, and rocker gaskets. Includes all seals and O-rings for a full top-end rebuild. Made in USA.

€76.39 €103.39

On sale!
-€93.05

S&S CYCLE Forged 74" Piston Kit — 9.0:1 compression

Complete kit with pistons, rings, wrist pins, and clips for stock big twin motors; made in the U.S.A.; verify connecting rod compatibility before installation.

€361.90 €454.95

-€6.56

COMETIC Cylinder Base Gasket — 0.25 mm thickness, Viton-coated steel

High-quality cylinder base gasket for long-term reliability. Manufactured from premium fuel-resistant materials; Viton® gasket with stainless steel core and durable Viton coating. Made in the USA.

€18.57 €25.13

Piston Kit 80" Stock Big Twin — 80" displacement, 4-1/4" stroke, 3.520" bore

-€97.07

S&S CYCLE Piston Kit 80" Stock Big Twin — 80" displacement, 4-1/4"...

Forged pistons for 80" Stock Big Twin; complete kit with rings and wristpins.

€377.64 €474.71

-€6.78

COMETIC Cylinder Base Gasket — 0.25 mm (0.010") thickness, C9101

High-quality cylinder base gasket with Viton® coating and stainless steel core; made in the USA.

€19.19 €25.97

Out of Stock

COMETIC Cylinder Base Gasket

High-quality Cylinder Base Gasket designed for long-lasting performance and reliability, manufactured in the USA.

€24.76

Piston Kit for S&S Motors — 106 cu in, 3.927 in bore, +0.010 in oversize

-€107.12

S&S CYCLE Piston Kit for S&S Motors — 106 cu in, 3.927 in bore, +0.010...

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

€416.58 €523.70

Piston Kit for S&S Motor — 3.5625" bore, 3-13/16" stroke, 1250 cc, 11.2:1

-€107.12

S&S CYCLE Piston Kit for S&S Motor — 3.5625" bore, 3-13/16" stroke, 1250...

Complete piston kit with pistons, rings, wrist pin and clips; made in the USA. Not compatible with XR1200 or RH Sportster.

€416.58 €523.70

-€5.03

COMETIC Cylinder Base Gasket — 3.625" bore, 0.51 mm (0.020")

Premium cylinder base gasket offering fuel-resistant sealing and long-term durability, made in the USA.

€17.08 €22.11

-€7.60

COMETIC Cam Cover Gasket — AFM, 0.81 mm, 5-pack

High-quality cam cover gaskets available in multiple types; fuel-resistant and made in the USA.

€25.81 €33.41

-€14.90

COMETIC Cam Change Service Gasket Kit — COMETIC, C9664

Complete gasket kit for cam changes. Includes gaskets, seals, O-rings and cork washers. Made in the USA.

€42.15 €57.05

-€5.47

COMETIC Chain Cover Gasket — 1.52 mm (0.060 in), Inspection cover, 5 Pack

Aluminum Foamette chain cover gasket with an aluminum core bonded to a nitrile coating; no gasket sealer required. Made in the USA.

€18.58 €24.05

High Compression Piston Kit — 4.000" bore, 110" displacement, 10.6:1 compression

-€124.61

S&S CYCLE High Compression Piston Kit — 4.000" bore, 110" displacement,...

High compression piston kit with 12.5cc raised dome, 1.0985" deck height and .927" wristpin; not for twin cooled or '17 touring models.

€484.59 €609.20

-€6.33

COMETIC Derby Cover Gasket — 1.52 mm (0.060") , 5 pack

High-quality replacement gasket for derby cover; fuel-resistant materials for long-term reliability.

€21.49 €27.82

-€10.61

COMETIC Cylinder Head Gasket — 4.125" bore, 0.76 mm thickness, MLS, pair

High-quality cylinder head gasket with premium, fuel-resistant materials and multi-layer steel construction. Made in the USA.

€36.07 €46.68

$Piston Kit for S&S Motors — 3.500\" bore, +0.010\" oversize, 80 cu in$

-€34.97

S&S CYCLE Piston Kit for S&S Motors — 3.500\" bore, +0.010\" oversize,...

Complete piston kit includes pistons, rings, wrist pins and clips for a full motor replacement. Made in the U.S.A.

€135.99 €170.96

-€10.61

COMETIC Cylinder Head Gasket — 4.125" bore, 1.02 mm (0.040"), MLS

High-quality cylinder head gasket engineered for long-term reliability. Fuel-resistant composite construction with multi-layer support. Made in the USA.

€36.07 €46.68

-€37.73
Out of Stock

COMETIC Cylinder Head Gasket — Bore 4.250", 0.69 mm, layered steel

Composite and MLS construction delivers a durable, long-lasting seal. Fuel-resistant materials and precision design for demanding use.

€61.05 €98.78

Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression, 4-stroke

-€106.40

JE PISTONS Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression,...

High-strength forged piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€301.05 €407.45

Cylinder Head Gasket — 1.02 mm, stock bore, MLS (multi-layer steel)

-€12.37

COMETIC Cylinder Head Gasket — 1.02 mm, stock bore, MLS (multi-layer...

High-quality cylinder head gasket offering long-term reliability and fuel-resistant construction. Made in the USA.

€35.01 €47.38

Cylinder Head Gasket — Bore 4.017" , Thickness 0.76 mm (0.030"), MLS

-€23.07

COMETIC Cylinder Head Gasket — Bore 4.017" , Thickness 0.76 mm...

High-quality cylinder head gasket built for long-term reliability. Fuel-resistant materials and reinforced layered construction provide a durable seal. Made in the USA.

€65.25 €88.32

-€95.72

JE PISTONS Piston Kit — +0.020" piston, 10.25:1 compression, 4-Stroke

High-strength forged piston kit for V-Twin engines. Includes premium wrist pins, carbon steel wire lock, and pro-seal piston rings.

€270.82 €366.54

-€12.79

COMETIC Cylinder Head Gasket — 3.625" bore, 1.02 mm thickness

High-quality gasket made from fuel-resistant materials for durable sealing and excellent heat tolerance.

€36.18 €48.97

-€101.06

JE PISTONS Piston Kit — Bore 3.755", +0.005", 9.3:1, 4-Stroke

High-strength forged piston kit for high-horsepower V-Twin engines. Includes premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€285.92 €386.98

Extreme Sealing Technology Complete Gasket Kit — '92–'99 EVO Big Twin, 3.500" bore, 0.030" thickness

-€63.08

COMETIC Extreme Sealing Technology Complete Gasket Kit — '92–'99 EVO...

Complete gasket kit featuring MLS head gaskets, steel Viton-coated base gaskets, blue Viton valve stem seals and AFM race-style exhaust gaskets. Made in the USA.

€214.23 €277.31

Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1 compression, 4-Stroke

-€97.65

JE PISTONS Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1...

Complete piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings; forged design for high-performance V‑Twin engines.

€289.33 €386.98

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