Engine (2)

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

-€115.92

WISECO High-Performance Forged Piston Kit — 1700 cc, 3.885" bore,...

Forged piston kit 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

-€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

$High-Performance Forged Piston Kit — Bore 3.885\", Stroke 4.375\", Compression 10.5:1$

-€115.92

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

Forged piston kit with ArmorGlide™ skirts, rings, retainer clips, and chrome piston pins; Twin Cam ArmorPlating for added protection. Made in USA.

€327.99 €443.91

-€10.86

ANDREWS Cam Drive Gear — 2.7324" diameter, undersize -0.003"

High-quality heat-treated cam drive component, made in the U.S.A.; recommended for professional installation.

€42.24 €53.10

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

-€51.96
Out of Stock

ANDREWS C Grind Cam — Gear, Duration 278°, Lift 0.525"/0.550"

More mid-range and top-end power for street and drag bikes; works with solid or hydraulic lifters. Made in the USA.

€202.08 €254.04

-€53.08

ANDREWS N Grind Cam — Intake 234°, Exhaust 240°, Lift 0.348"

Stock Knuckle replacement cam for stock motors and classic engine restoration. Made in the U.S.A.

€206.42 €259.50

-€54.82

ANDREWS S Grind Cam — S grind, 262° duration

Bolt-in performance cam with a smooth idle and a strong pull to 6000 rpm. Made in the U.S.A.

€213.22 €268.04

$PB+ Cams — PB+ grind, 254° duration, Exhaust 0.410\" , Intake 0.400\"$

-€128.06

ANDREWS PB+ Cams — PB+ grind, 254° duration, Exhaust 0.410\" , Intake...

Bolt-in four-cam set that increases horsepower and torque. Stock springs OK to 7000 rpm. Installer must verify all clearances.

€498.02 €626.08

-€130.84

ANDREWS PB+ Cams — Intake 254°/0.400", Exhaust 254°/0.410"

Bolt-in four-cam set that increases horsepower and torque. Stock springs OK to 7000 rpm. Made in the U.S.A.

€508.83 €639.67

-€126.03

ANDREWS PB+ Cams — Intake 254°/0.400", Exhaust 254°/0.410"

Bolt-in four-cam set that increases horsepower and torque. Stock springs OK to 7000 rpm; installer must verify clearances.

€490.14 €616.17

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

-€21.02

THRASHIN SUPPLY CO. Points Cover — Polished

Protects ignition points and wiring while allowing quick access for inspection and adjustment.

€59.43 €80.45

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

-€29.17

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

Points Cover — Polished, 6061 billet aluminum

-€21.02

THRASHIN SUPPLY CO. Points Cover — Polished, 6061 billet aluminum

Protects the ignition points with a clean, bolt-on cover; easy to install and maintain.

€59.43 €80.45

-€9.68

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

V-Twin Top End Gasket Kits — 3.750" bore, 88"/96" displacement, '05-'16 Twin Cam

-€30.66

COMETIC V-Twin Top End Gasket Kits — 3.750" bore, 88"/96"...

Complete EST top-end gasket kit with embossed stainless gaskets and proprietary rubber covering; includes all seals and O-rings needed for a top-end rebuild.

€86.73 €117.39

-€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

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

High-Performance Replacement Ring Set — Bore 3.875", Displacement 103 cu in

-€9.22

WISECO High-Performance Replacement Ring Set — Bore 3.875",...

Replacement ring set for one piston; verify piston compatibility before purchase.

€26.09 €35.31

High-Performance Replacement Ring Set — Bore 3.875", Oversize +0.020", Displacement 95", VM Series

-€11.86

WISECO High-Performance Replacement Ring Set — Bore 3.875", Oversize...

Replacement rings for one piston; fit only matching pistons from the same manufacturer. Sold as a set for one piston.

€33.53 €45.39

-€5.35

COMETIC Oil Pump Rebuild Gasket Kit — COMETIC C9168

Complete gasket kit for one oil pump rebuild. Premium vulcanized rubber impregnated fiber; made in the U.S.A.

€15.10 €20.45

-€2.43

COMETIC Replacement Breather Cover Gasket — 0.79 mm, 10 Pack

High-quality replacement breather cover gasket for Twin Cam models. Resists creep, cracking and brittleness for reliable long-term performance.

€8.24 €10.67

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

-€42.55

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

-€10.88
Out of Stock

COMETIC Cylinder Head Gasket — 3.8125" bore, 0.76 mm thickness, MLS

High-quality cylinder head gasket engineered for long-lasting seals. Multi-layer and composite options resist heat, creep and cracking. Made in the USA.

€36.97 €47.85

-€10.88

COMETIC Cylinder Head Gasket — 3.8125" bore, 1.02 mm thickness, MLS

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

€36.97 €47.85

-€2.25

COMETIC Oil Pump Gasket — 0.25 mm (0.010"), Oil Pump Body, 10-pack

High-quality, fuel-resistant oil pump gasket with AFM construction and aluminum core bonded to a nitrile rubber coating. Made in the USA.

€7.61 €9.86

-€1.23

COMETIC Shifter O-Ring — 25 pack, Viton, Shifter shaft

Replacement sealing ring for shift mechanisms. Fuel-resistant and built for long-term reliability. Made in the U.S.A.

€3.47 €4.70

-€2.64
Out of Stock

COMETIC Top End Gasket Kit — 4-Stroke, 1.52 mm (0.060")

Complete top-end gasket kit with base and head gaskets, cylinder O-rings and all top-end seals for a full R&R.

€7.45 €10.09

shop by category

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company