Engine (11)

-€46.77

EASTERN MOTORCYCLE PARTS Tappet — Oversize (+0.005")

Solid tappet assembly for improved high-RPM stability; made in the USA.

€50.08 €96.85

-€5.68

GARDNER-WESTCOTT Transmission Oil Fill Plug — Chrome

Easy-to-use filler plug; removable from the side with a socket-head wrench. Made in the U.S.A.

€22.14 €27.82

-€3.26

GARDNER-WESTCOTT Generator Mount Bolt Set — Chrome

Complete set of replacement bolts for generator mount; easy installation and reliable fit.

€12.67 €15.93

-€19.89

GARDNER-WESTCOTT Head Bolt Set — Chrome

Secures cylinder head to the engine block. Made in the USA.

€77.38 €97.27

-€12.03

EASTERN MOTORCYCLE PARTS Rocker Box Stud Kit — 8 Pack

Includes eight long studs, two short studs and one top motor mount stud. One kit required per head.

€34.00 €46.03

-€5.21

EASTERN MOTORCYCLE PARTS Top Motor Mount Studs — 4 pack

Durable mounting hardware delivers secure clamping, corrosion resistance, and precise fit. Made in the U.S.A.

€14.74 €19.95

-€0.93
Out of Stock

GARDNER-WESTCOTT Chrome Hex Drain Plug — 1/8" NPT (Male)

Hex drain plug sold individually. Made in the U.S.A.

€3.65 €4.58

-€3.05

GARDNER-WESTCOTT Chrome Motor Case Breather Fitting — 1/4" NPT female/male, 45°

Durable venting accessory with a plated finish. Made in the USA. Reliable, easy to install, sold individually.

€11.86 €14.91

$Hose and Tank Fitting — 1/8\" NPT male, straight, Chrome$

-€0.93

GARDNER-WESTCOTT Hose and Tank Fitting — 1/8\" NPT male, straight, Chrome

Durable fitting for secure, leak-resistant hose and tank connections. Made in the USA.

€3.64 €4.57

Hose and Tank Fitting — 1/8" NPT male, 3/8" hose fitting, oil tank, Chrome

-€3.18
Out of Stock

GARDNER-WESTCOTT Hose and Tank Fitting — 1/8" NPT male, 3/8" hose fitting, oil...

Secure replacement fitting for connecting hoses to fluid tanks; precision machined for reliable sealing and long service life.

€12.40 €15.58

-€5.01

EASTERN MOTORCYCLE PARTS Snap Rings — Countershaft, Black

High-quality OEM replacement components for dependable performance.

€14.11 €19.12

-€10.27

EASTERN MOTORCYCLE PARTS Oil Pump Drive Gear — A-26349-54, EASTERN MOTORCYCLE PARTS

Precision oil pump drive gear engineered for reliable lubrication and long service life. Made in the U.S.A.

€29.01 €39.28

-€8.36

EASTERN MOTORCYCLE PARTS Oil Pump Drive Shaft Bushing — A-24641-36

Precision replacement bushing for oil pump drive shafts. Made in the U.S.A.

€23.64 €32.00

Oil Pump Relief Valve Plunger — A-26400-82

-€2.59

EASTERN MOTORCYCLE PARTS Oil Pump Relief Valve Plunger — A-26400-82

Oil pump relief valve plunger. Made in the USA. Restores proper oil pressure by replacing worn or damaged plungers.

€7.33 €9.92

-€10.47

EASTERN MOTORCYCLE PARTS Top Motor Mount — Top, Chrome

Durable top motor mount set; includes both support brackets. No mounting hardware included.

€29.56 €40.03

-€18.14

EASTERN MOTORCYCLE PARTS Top Motor Mount — Top mounting position, Chrome

Durable metal top motor mount with integrated switch and choke cable bracket. Simple bolt-on installation.

€51.30 €69.44

-€56.46

ALLOY ART Front Motor Plate — Machined

Lighter and stronger than stock; CNC machined for precision, hardware included, made in the USA.

€159.58 €216.04

-€59.81

ALLOY ART Front Motor Plate — Black anodized

Lighter and stronger than stock with CNC-machined construction and included hardware. Made in the USA.

€169.02 €228.83

-€3.11
Out of Stock

EASTERN MOTORCYCLE PARTS Main Bearing Retainer Rings — Mainshaft, 10-pack

High-quality OE replacement components that deliver precise fit and reliable bearing retention.

€8.81 €11.92

-€3.64
Out of Stock

EASTERN MOTORCYCLE PARTS Main Bearing Retainer Rings — Mainshaft, 10-pack

High-quality OE replacement components for reliable bearing retention and precise fit.

€10.28 €13.92

-€9.78

EASTERN MOTORCYCLE PARTS Right Crankcase Roller Bearing Assembly — Standard

Complete right-side crankcase roller bearing assembly; includes rollers and retainer. Made in the U.S.A.

€27.65 €37.43

-€5.21

EASTERN MOTORCYCLE PARTS Shifter Finger Rollers — 10 Pack, Silver

Reliable shifter finger rollers for smooth gear changes; made in the USA.

€14.74 €19.95

-€5.21

EASTERN MOTORCYCLE PARTS Shifter Finger Rollers — Black, 10 pack

High-performance rollers for smooth shifting and long-lasting reliability. Made in the USA.

€14.74 €19.95

-€6.26
Out of Stock

EASTERN MOTORCYCLE PARTS Shifter Finger — 4-speed transmission

Replacement shifter finger for reliable, precise shifting. Made in the USA.

€17.70 €23.96

-€3.11

EASTERN MOTORCYCLE PARTS Main Shaft Bushings — 5-pack, silver

Bushings for main shaft ends that restore smooth rotation and reduce wear.

€8.81 €11.92

-€3.64

EASTERN MOTORCYCLE PARTS Kick Starter Countershaft Nuts — 1/2"-20, 5-pack, Black

Replacement kick starter countershaft nuts for starter rebuilds and routine maintenance.

€10.28 €13.92

-€3.64

EASTERN MOTORCYCLE PARTS Countershaft End Plates — 5 Pack, Silver

Replacement countershaft end plates for Big Twin models, engineered for reliable fit and alignment.

€10.28 €13.92

-€9.94

EASTERN MOTORCYCLE PARTS Crankpin Nut/Lock Kit — Crankpin

Complete kit with nuts, locks and screws; made in the USA.

€28.07 €38.01

Flywheel Thrust Washer Set — .060"–.102", set of 11

-€15.71

EASTERN MOTORCYCLE PARTS Flywheel Thrust Washer Set — .060"–.102", set of 11

Set of 11 flywheel thrust washers, covering .060"–.102" thicknesses. Made in USA.

€44.38 €60.09

Left-Side Crankcase Bushing — A-24621-40

-€22.58

EASTERN MOTORCYCLE PARTS Left-Side Crankcase Bushing — A-24621-40

Standard-size left-side bushing for reliable alignment and smooth operation. Made in the U.S.A.

€63.81 €86.39

shop by category

Engine

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Contact us

Products

Our company

shop by category

Engine  

Subcategories

Complete Engines

Performance Kits

Internal Parts

Cooling

Gaskets & O-Rings

Camshafts

Engine