Engine

Out of Stock

E*THIRTEEN Quick Fill Presta Tubeless Valve Set — Blue

The Quick Fill Presta Tubeless Valve Set offers high performance with easy maintenance and compatibility with various rim sizes.

€15.42

Out of Stock

E*THIRTEEN Quick Fill Presta Tubeless Valve Set — Blue

Quick Fill Presta Tubeless Valve Set enhances your tubeless system, preventing sealant clogging and allowing easy inflation and cleaning.

€15.42

-€93.31
Out of Stock

WISECO High-Performance Piston Kit — 3.4955", 10.5:1, 1200 cc, 3-13/16"

High-performance piston kit featuring forged construction, complete ring set and chrome piston pins. Made in the USA.

€264.01 €357.32

Extreme Sealing Technology Complete Gasket Kit — For '89-'91 Softail/Dyna, 1.02 mm (0.040")

-€77.87
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — For '89-'91...

Full gasket kit with MLS head gaskets, Viton-coated base gaskets, AFM exhaust seals and valve stem seals. Made in USA.

€220.34 €298.21

Piston Kit with Gaskets — 3.934" piston, 1746 cc, 10.0:1 compression

-€152.67
Out of Stock

WISECO Piston Kit with Gaskets — 3.934" piston, 1746 cc, 10.0:1...

Complete top-end piston kit with gaskets, VM-ring package, and Armor Plating; pistons made in the USA.

€431.93 €584.60

Extreme Sealing Technology Complete Gasket Kit — For '04-'06 XL 1200, 3.500" bore, 1.02 mm (0.040")

-€45.03
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — For '04-'06...

Complete gasket kit featuring MLS head gaskets, steel Viton®-coated base gaskets, blue Viton valve stem seals, and AFM race-style exhaust gaskets. Includes motor gasket set plus primary, derby, and inspection cover gaskets where applicable. Made in the USA.

€127.43 €172.46

-€115.92
Out of Stock

WISECO Piston Kit — 3.937", 4-3/8", 11:1, 1746 cc

ArmorX™-coated pistons with ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the U.S.A.

€327.99 €443.91

Piston Kit — Bore +0.143", Stroke 4-3/8", Compression 11.0:1, 1875 cc

-€115.92
Out of Stock

WISECO Piston Kit — Bore +0.143", Stroke 4-3/8", Compression 11.0:1,...

High-performance piston kit engineered to improve combustion, reduce wear and provide reliable OEM and Screamin’ Eagle fitment. Includes pistons, rings and hardware.

€327.99 €443.91

-€0.93
Out of Stock

COMETIC Dip Stick O-Rings — COMETIC, Buna, 5-pack

Premium fuel-resistant seals for long-term reliability and leak prevention.

€3.14 €4.07

Piston Kit — 4.125" bore, +0.190" oversize, 4-3/8" stroke, 11:1 compression

-€114.36
Out of Stock

WISECO Piston Kit — 4.125" bore, +0.190" oversize, 4-3/8" stroke,...

High-performance Wiseco piston kit with ArmorX™ coating and ArmorFit™ skirt. Includes pistons, rings, piston pins and circlips. Fits OEM and Screamin’ Eagle heads. Made in the U.S.A.

€323.56 €437.92

-€115.92
Out of Stock

WISECO Piston Kit — 4.250" bore, 4-3/8" stroke, 11.0:1 compression

Two-piston kit with rings, piston pins and circlips. ArmorX™ coating and ArmorFit™ skirt reduce wear and noise while improving sealing; fits OEM and Screamin’ Eagle heads.

€327.99 €443.91

-€20.43
Out of Stock

COMETIC Primary Gasket Kit — Primary, Kit

Complete set of primary gaskets, seals and O-rings for inner and outer primary; heat resistant and high shape recovery; no sealer required.

€57.78 €78.21

Tracker Series™ Piston Kit — 3.937" bore, 4.375" stroke, 1746 cc

-€72.30
Out of Stock

WISECO Tracker Series™ Piston Kit — 3.937" bore, 4.375" stroke, 1746 cc

Race-proven forged pistons with ArmorGlide® skirt coating. Complete two-piston kit including rings, pins and circlips.

€204.57 €276.87

Cylinder Base Gasket — 4.125" bore, 0.51 mm (0.020"), Viton coated steel

-€5.78
Out of Stock

COMETIC Cylinder Base Gasket — 4.125" bore, 0.51 mm (0.020"), Viton...

High-quality cylinder base gasket offering reliable sealing and long-term durability. Made in the USA.

€19.60 €25.38

High-Performance Forged Piston Kit — 3.885 in bore, 4.375 in stroke, 9.0:1 CR, 1700 cc

-€115.92
Out of Stock

WISECO High-Performance Forged Piston Kit — 3.885 in bore, 4.375 in...

Forged pistons with ArmorGlide™ skirts, rings, retainer clips and chrome pins; ArmorPlating on Twin Cam pistons improves ring seal and detonation resistance. Made in the USA.

€327.99 €443.91

-€7.38
Out of Stock

COMETIC Cylinder Base Gasket — Bore 3.500", Thickness 0.51 mm (0.020")

High-quality cylinder base gasket made from fuel-resistant materials with a Viton® coating and stainless steel core. Made in the USA.

€20.90 €28.28

High-Performance Forged Piston Kit — Bore 3.885", Stroke 4.375", 1700 cc, 10.5:1, Black Edition

-€115.92
Out of Stock

WISECO High-Performance Forged Piston Kit — Bore 3.885", Stroke...

Forged pistons with ArmorGlide™ coated skirts, rings, retainer clips, and chrome piston pins. ArmorPlating on Twin Cam pistons improves ring seal and detonation resistance. Made in the USA.

€327.99 €443.91

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

-€12.37
Out of Stock

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
Out of Stock

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

Extreme Sealing Technology Motor Gasket Kit — For '99-'06 Twin Cam, 3.875", 1.02 mm (0.040")

-€30.41
Out of Stock

COMETIC Extreme Sealing Technology Motor Gasket Kit — For '99-'06 Twin...

Premium gasket set featuring MLS head gaskets, Viton® coatings and AFM exhaust seals. Made in the USA.

€103.28 €133.69

V-Twin Top End Gasket Kits — 3.1875" bore, 1200–1450 cc, for '66–'84 Shovelhead

-€29.17
Out of Stock

COMETIC V-Twin Top End Gasket Kits — 3.1875" bore, 1200–1450 cc, for...

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

€82.53 €111.70

-€9.68
Out of Stock

COMETIC Transmission Gasket Kit — 5-speed

Complete set of gaskets, seals and O-rings for reliable, long-lasting sealing. Made in the USA.

€32.85 €42.53

-€12.90
Out of Stock

COMETIC Transmission Gasket Kit — COMETIC C9151

Comprehensive set of gaskets, seals and O-rings; made in the USA for long-term reliability.

€43.83 €56.73

Extreme Sealing Technology Rocker Box Gasket Kit — For S&S die-cast rocker boxes

-€13.37
Out of Stock

COMETIC Extreme Sealing Technology Rocker Box Gasket Kit — For S&S...

Complete gasket kit with all seals, O‑rings and bolt seals for both rocker boxes. Made in the USA.

€45.45 €58.82

-€9.22
Out of Stock

WISECO High-Performance Replacement Ring Set — 3.875" bore, 103 cu in

Replacement rings sold as a set for one piston. Verify piston compatibility before purchase.

€26.09 €35.31

High-Performance Replacement Ring Set — Bore 3.875 in, +0.020 in oversize, 95 ci, VM Series

-€11.86
Out of Stock

WISECO High-Performance Replacement Ring Set — Bore 3.875 in, +0.020...

Replacement rings include rings for one piston only. Fits only Wiseco pistons. Intended for performance rebuilds.

€33.53 €45.39

-€136.05
Out of Stock

ALLOY ART Comp Cam Cover — Machined

Finned cam cover with a low-profile design for improved header clearance and enhanced crankcase breathing. CNC machined for durability.

€384.47 €520.52

Primary Gasket Pack — 1.52 mm (0.060"), 5 Pack, Aluminum Foam Material

-€42.55
Out of Stock

COMETIC Primary Gasket Pack — 1.52 mm (0.060"), 5 Pack, Aluminum Foam...

High-quality primary gasket pack with multiple gasket types for durable, fuel-resistant sealing. Made in the U.S.A.

€120.25 €162.80

Comp Cam Cover — Black, 6061-T6 billet aluminum, finned

-€148.64
Out of Stock

ALLOY ART Comp Cam Cover — Black, 6061-T6 billet aluminum, finned

Low-profile cam cover with large breather fitting, CNC-machined billet aluminum construction, finned for extra cooling; made in the USA.

€420.08 €568.72

$Compression Release Adapter — 14 mm (3/8\"), straight$

-€6.88
Out of Stock

ALLOY ART Compression Release Adapter — 14 mm (3/8\"), straight

Designed for twin plug heads. Accepts .650" / 10 mm x 1.0 valves. Sold each. Made in the U.S.A.

€19.47 €26.35

shop by category

Engine

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company

shop by category

Engine  

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Engine