Engine

Nitrided Valve — Head Diameter 1.585", Stem Diameter 0.3100", Length 4.550", Tulip Angle 23°

-€8.87

KIBBLEWHITE Nitrided Valve — Head Diameter 1.585", Stem Diameter 0.3100",...

One-piece nitrided stainless-steel valve with stellite tip for superior wear resistance and reduced friction. Made in the USA.

€30.16 €39.03

-€9.73

KIBBLEWHITE Nitrided Valve — Stem 0.3095", Head 1.350", Length 4.640"

One-piece Stellite-tipped nitrided valve delivering superior wear resistance, reduced friction, and optimized flow. Made in the USA.

€33.05 €42.78

Nitrided Valve — 1.825 in head, 0.3090 in stem, 3.562 in length, 23° tulip

-€11.10

KIBBLEWHITE Nitrided Valve — 1.825 in head, 0.3090 in stem, 3.562 in...

Nitrided valve with stellite tip for reduced wear and friction; compatible with leaded and unleaded fuels. Made in USA.

€31.35 €42.45

Nitrided Valve — Standard, Head 1.750", Length 3.810", Stem 0.376"

-€6.07

KIBBLEWHITE Nitrided Valve — Standard, Head 1.750", Length 3.810", Stem...

Stellite-tipped nitrided stainless-steel valve offering superior wear resistance, lightweight profile, excellent flow, and fuel compatibility.

€23.56 €29.63

Nitrided Valve — Head diameter 1.950", Length 3.885", Stem diameter 0.3765", Intake

-€6.16

KIBBLEWHITE Nitrided Valve — Head diameter 1.950", Length...

One-piece stellite-tipped nitrided valve offering superior wear resistance, reduced friction, corrosion resistance, and excellent flow characteristics. Made in USA.

€23.92 €30.08

Nitrided Valve — Standard, Head 1.840", Stem 0.3100", Length 4.445"

-€7.63

KIBBLEWHITE Nitrided Valve — Standard, Head 1.840", Stem 0.3100", Length...

One-piece nitrided stainless-steel valve with stellite tip for reduced wear and improved flow.

Compatible with leaded and unleaded fuels; made in the USA.

€21.60 €29.23

Nitrided Valve — Head diameter 1.615", length 4.525", stem diameter 0.3096", tulip angle 29°

-€8.29

KIBBLEWHITE Nitrided Valve — Head diameter 1.615", length 4.525", stem...

One-piece nitrided valve with stellite tip for improved wear resistance and reduced friction.

Lightweight profile, corrosion resistant, compatible with leaded and unleaded fuels.

€23.43 €31.72

-€12.26

KIBBLEWHITE Nitrided Valve — 1.935" head, 0.309" stem, 3.620" length

One-piece stellite-tipped nitrided valve offering improved wear resistance, corrosion resistance, and excellent flow characteristics. Compatible with leaded and unleaded fuels.

€34.74 €47.00

Cast Iron Valve Guide — Oversize (+0.001"), Inside Diameter 0.3098", Length 2.400"

-€2.29

KIBBLEWHITE Cast Iron Valve Guide — Oversize (+0.001"), Inside Diameter...

Precision-machined valve guide compatible with no-lead fuel and multiple valve-stem materials. Made in the USA.

€7.77 €10.06

-€2.68

KIBBLEWHITE Cast Iron Valve Guide — Oversize (+0.002"), ID 0.3098", L 2.400"

Precision valve guide compatible with unleaded fuel and all valve-stem materials. Made in the USA.

€7.60 €10.28

-€10.29

KIBBLEWHITE C630 Valve Guides — 2.40" length, 0.3095" ID

Precision-machined C630 valve guides with a tapered nose design for improved flow and OEM-style fitment. Made in the USA.

€29.15 €39.44

-€46.11

KIBBLEWHITE Cylinder Stud Kit — 8 Pack, Black

Precision-ground studs that reduce notch sensitivity and improve fatigue resistance. Hydraulically rolled threads and 180,000 psi aircraft-quality material. Made in the U.S.A.

€130.44 €176.55

-€2.19

KIBBLEWHITE Cylinder Dowels — Black oxide, 4-pack

OEM replacement dowels for HD® Evolution engines that ensure precise cylinder alignment and reliable fitment.

€6.23 €8.42

TSM Connector Replacement Seals — 10-pack, for Harley-Davidson TSM

-€3.30

CUSTOM DYNAMICS TSM Connector Replacement Seals — 10-pack, for Harley-Davidson...

Heavy-duty replacement seals for the Harley-Davidson TSM connector to maintain a watertight connection.

€9.30 €12.60

-€86.89

WISECO High-Performance Piston Kit — 3.5055", 1340 cc, 4.25"

Complete top-end piston kit includes pistons, rings, retainer clips, chrome piston pins and an X-Ring package for reliable sealing. Pistons made in the USA.

€245.85 €332.74

High-Performance Piston Kit — 3.5155" piston, 4.25" stroke, 1340 cc

-€86.89

WISECO High-Performance Piston Kit — 3.5155" piston, 4.25" stroke,...

Complete top-end piston kit with forged pistons, rings, retainer clips and chrome piston pins, plus a full X‑Ring package.

€245.85 €332.74

High-Performance Piston Kit — Bore 3.508", Oversize +0.010", Stroke 3-13/16", Compression 9.5:1, 1200 cc

On sale!
-€132.03

WISECO High-Performance Piston Kit — Bore 3.508", Oversize +0.010",...

Complete top-end kit with forged aluminum pistons, X-Ring package, rings, retainer clips and chrome piston pins for reliable performance.

€222.90 €354.93

High-Performance Piston Kit — Bore 3.508", Stroke 4-1/4", 1340 cc, Aluminum

-€92.69

WISECO High-Performance Piston Kit — Bore 3.508", Stroke 4-1/4", 1340...

Complete top-end piston kit with X-Ring package and all necessary installation hardware.

€262.24 €354.93

-€0.64

WISECO High-Performance Replacement Circlips — Piston

High-performance replacement circlips engineered for long life and dimensional stability. Supplied for one piston per set.

€1.83 €2.47

-€5.30

BARNETT Scorpion Derby Cover Gasket — 646-30-51090

Replacement gasket for Big Twin Scorpion Derby Cover. Ensures a tight seal to prevent oil leaks during service and operation.

€14.94 €20.24

High-Performance Piston Kit — +0.040" oversize, 3.228" bore, 10.0:1 compression

-€76.34
Out of Stock

WISECO High-Performance Piston Kit — +0.040" oversize, 3.228" bore,...

Forged high-silicon aluminum piston kit including rings, retainer clips and chrome piston pins for reliable top-end rebuilds.

€216.00 €292.34

High-Performance Piston Kit — Bore 3.447", Compression Ratio 9.0:1, 1213 cc

-€76.34
Out of Stock

WISECO High-Performance Piston Kit — Bore 3.447", Compression Ratio...

Forged high-silicon aluminum piston kit with X-ring package, rings, chrome pins and retainer clips; made in the USA.

€216.00 €292.34

High-Performance Piston Kit — 3.495" piston, 4.25" stroke, 9.5:1 compression, 1340 cc

-€84.82

WISECO High-Performance Piston Kit — 3.495" piston, 4.25" stroke,...

Complete top-end kit with forged pistons, rings, pins and X-Ring package for reliable rebuilds.

€239.99 €324.81

$High-Performance Piston Kit — Bore 3.537\", Stroke 4.25\", 9.5:1 compression, 1340 cc$

-€84.82
Out of Stock

WISECO High-Performance Piston Kit — Bore 3.537\", Stroke 4.25\",...

Forged high-silicon aluminum pistons; complete rebuild kit with X‑Ring set and hardware.

€239.99 €324.81

High-Performance Replacement Wrist Pin — 55.9 mm length, 20 mm outside diameter, piston

-€5.69

WISECO High-Performance Replacement Wrist Pin — 55.9 mm length, 20 mm...

High-performance wrist pin designed for improved strength and reduced thermal expansion.

€16.10 €21.79

High-Performance Replacement Wrist Pin — 70 mm length, 20 mm outside diameter

-€5.69

WISECO High-Performance Replacement Wrist Pin — 70 mm length, 20 mm...

Precision replacement wrist pin engineered for high-stress engine use, offering improved strength and thermal stability.

€16.10 €21.79

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

-€12.14

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

Includes rings for one piston only; fits only matching pistons from the same manufacturer.

€34.35 €46.49

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