Engine (14)

$V-Twin Top End Gasket Kits — Bore 3.875\", 95 ci, 1.02 mm$

-€32.04

COMETIC V-Twin Top End Gasket Kits — Bore 3.875\", 95 ci, 1.02 mm

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.

€108.81 €140.85

-€12.37

COMETIC Cylinder Head Gasket — 3.500" bore, 0.030" thickness, MLS

High-quality cylinder head gasket engineered for long-term reliability and heat resistance. Made in the USA.

€35.01 €47.38

-€12.37

COMETIC Cylinder Head Gasket — 3.500" bore, 1.02 mm thickness

High-quality cylinder head gasket with fuel-resistant materials, composite heat-tolerant center, and multi-layer steel outer construction. Made in the USA.

€35.01 €47.38

-€12.79

COMETIC Cylinder Head Gasket — Bore 3.625 in, Thickness 0.76 mm

High-quality multi-layer steel cylinder head gasket for long-term reliability; fuel-resistant materials and Viton®-coated layers; made in the USA.

€36.18 €48.97

-€12.79

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

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

€36.18 €48.97

-€10.61

COMETIC Cylinder Head Gasket — 3.875 in bore, 0.76 mm thickness

Premium cylinder head gasket delivering reliable sealing, fuel resistance, and heat tolerance for long-lasting performance.

€36.07 €46.68

-€12.37

COMETIC Cylinder Head Gasket — Bore 3.875", Thickness 1.02 mm

High-quality cylinder head gasket engineered to resist creep and cracking, with composite sealing and multi-layer steel construction for durable, long-lasting seals. Made in the USA.

€35.01 €47.38

-€10.61

COMETIC Cylinder Head Gasket — 3.750", 0.76 mm (0.030"), MLS

Durable cylinder head gasket engineered for reliable sealing, fuel-resistant materials, composite center and multilayer support; made in the USA.

€36.07 €46.68

-€2.02

EASTERN MOTORCYCLE PARTS Oil Pump Retainer Rings — 10 Pack

Retainer rings that secure oil pump components for reliable lubrication and service.

€5.72 €7.74

Right Crankcase Roller Bearing Assembly — Standard, A-24650-58

-€13.80

EASTERN MOTORCYCLE PARTS Right Crankcase Roller Bearing Assembly — Standard, A-24650-58

Complete right crankcase roller bearing assembly. Includes rollers and retainer. Made in the U.S.A.

€39.00 €52.80

On sale!
-€4.84

EASTERN MOTORCYCLE PARTS Tappet Adjusting Screws — 4 Pack

Made in the USA. Screw lock nuts with 9/32"-32 threads for secure valve adjustments.

€18.84 €23.68

-€6.11

EASTERN MOTORCYCLE PARTS Cam Lock Washers — 5 pack

0.060" thick locking washer made in the U.S.A. for dependable fastening.

€17.27 €23.38

-€3.04

EASTERN MOTORCYCLE PARTS Replacement Nylock Nuts — 5 pack, silver, countershaft

Lock-style threaded fasteners that resist loosening and secure shaft connections.

€8.59 €11.63

-€1.48

EASTERN MOTORCYCLE PARTS Mainshaft/Countershaft Spacers — 10 Pack, Silver

Direct replacement spacers for bearing housing to restore correct shaft spacing and reduce play.

€4.17 €5.65

-€7.57

EASTERN MOTORCYCLE PARTS Main Shaft Sprocket Spacer — Main shaft, Silver

Durable replacement component that maintains correct gear spacing and alignment.

€21.40 €28.97

-€21.77

EASTERN MOTORCYCLE PARTS Tappet Rollers — 4 Pack

Precision tappet rollers for reliable valvetrain performance and routine maintenance.

€61.51 €83.28

-€7.65

EASTERN MOTORCYCLE PARTS Flywheel Thrust Washers — Standard

Replacement flywheel thrust washers designed to meet or exceed OEM specification.

€21.60 €29.25

On sale!
-€2.25

EASTERN MOTORCYCLE PARTS Oil Pump Repair Kit — EASTERN MOTORCYCLE PARTS 17-0126

Replacement components to rebuild and rebush most oil pumps. Made in the U.S.A.

€8.75 €11.00

-€4.00

EASTERN MOTORCYCLE PARTS Oil Pump Gasket/Bushing Kit — 17-0129

Complete gasket and bushing set for oil pump service. Made in the U.S.A.

€11.28 €15.28

-€11.01

EASTERN MOTORCYCLE PARTS Oil Pump Shaft/Bushing Kit — 17-0157

Replacement set for worn rotating and sleeve components; precise fit and durable construction. Made in the U.S.A.

€31.14 €42.15

-€2.53

EASTERN MOTORCYCLE PARTS Oil Pump Relief Valve Springs — 10 Pack

Direct replacement spring for Big Twin oil pumps; restores relief valve function and oil pressure control.

€7.15 €9.68

Oil Pump Relief Valve Springs — Oil pump check valve, 10 pack, A-26262-80

-€2.51

EASTERN MOTORCYCLE PARTS Oil Pump Relief Valve Springs — Oil pump check valve, 10 pack,...

Replacement spring for oil pump relief valve for Big Twin oil pumps. Restores correct pressure and valve operation.

€7.09 €9.60

Countershaft Bearing Retainer Washers — 5-pack, Silver

-€5.60

EASTERN MOTORCYCLE PARTS Countershaft Bearing Retainer Washers — 5-pack, Silver

Replacement countershaft bearing retainer washers.

€15.82 €21.42

-€6.06

EASTERN MOTORCYCLE PARTS Motor Sprocket Shaft Spacer — A-24002-70

Precisely spaces and aligns the front motor sprocket; provides a surface for the oil seal; made in the USA.

€17.11 €23.17

First Gear Countershaft Thrust Washers — 1.65–2.54 mm thickness, set of 4

On sale!
-€2.02

EASTERN MOTORCYCLE PARTS First Gear Countershaft Thrust Washers — 1.65–2.54 mm...

Replacement OEM first gear thrust washers for reliable countershaft support and smooth shifting.

€7.90 €9.92

-€6.26

COMETIC Base Gasket — Cylinder base, 4.125", 0.51 mm (0.020")

Premium base gasket for reliable sealing. Manufactured from fuel-resistant materials with a Viton-coated stainless steel core. Made in the USA.

€19.12 €25.38

$Valve Guide Gasket — 0.79 mm (0.031\")$

-€2.56

COMETIC Valve Guide Gasket — 0.79 mm (0.031\")

Replacement valve guide gasket for reliable sealing and easy installation.

€7.83 €10.39

Replacement Head Gasket — 4.500" bore, 1.32 mm (0.052") thickness, MLX (Multi-Layer-Xtreme), pair

-€19.90

COMETIC Replacement Head Gasket — 4.500" bore, 1.32 mm (0.052")...

High-performance replacement head gasket with multi-layer construction and fuel-resistant materials. Engineered for turbo, high-compression and power-modified engines. Made in the USA.

€56.30 €76.20

Replacement Head Gasket — 4.250" bore, 1.02 mm thickness, MLS cylinder head

-€13.76

COMETIC Replacement Head Gasket — 4.250" bore, 1.02 mm thickness, MLS...

High-quality replacement head gasket engineered for long-term reliability and resistance to fuel, heat and deformation. Ideal for turbocharged or high-compression applications.

€38.97 €52.73

-€13.76

COMETIC Replacement Head Gasket — Bore 4.250" , Thickness 0.76 mm, MLS

High-quality replacement head gasket for turbo, high-compression and modified engines; precision sealing and long service life.

€38.97 €52.73

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