Engine (3)

-€6.37

PROX Main Bearing (Individual) — Main crankshaft, PN 23.6306C3

High-precision main bearing manufactured to exact OEM specifications for reliable performance.

€16.03 €22.40

-€10.05

PROX Main Bearing (Individual) — Main crankshaft

Manufactured to OEM specifications for reliable performance. Sold individually.

€25.34 €35.39

-€5.44

PROX Main Bearing (Individual) — Main crankshaft

Manufactured at leading OEM factories (mainly Japan). Made to exact OEM specifications for reliable crankshaft support and long service life.

€13.72 €19.16

-€2.54

EASTERN MOTORCYCLE PARTS Cam Shims — 0.005 in, 10-pack

Precision cam shims for accurate cam setup; made in the USA.

€7.17 €9.71

-€6.37

PROX Main Bearing (Individual) — Main crankshaft

Precision main bearing made to OEM specifications for main crankshaft fitment. Sold individually.

€16.03 €22.40

-€6.37

PROX Main Bearing (Individual) — PROX, Main Crankshaft

High-precision main bearing manufactured to exact OEM specifications for reliable performance.

€16.03 €22.40

$Cam Shims — 0.015\", 10 pack, 1st/3rd/4th gear$

-€2.54

EASTERN MOTORCYCLE PARTS Cam Shims — 0.015\", 10 pack, 1st/3rd/4th gear

Precision shims for cam setup. A must when setting up new cams. Made in the USA.

€7.17 €9.71

-€16.24

PROX Main Bearing (Individual) — Main Crankshaft, 23.830046-1

Precision main support component built to OEM specifications for reliable rotating-shaft support.

€40.93 €57.17

Main Bearing (Individual) — PROX, main crankshaft, P/N 23.830046-20, Each

-€13.62

PROX Main Bearing (Individual) — PROX, main crankshaft, P/N...

Precision-made at leading OEM factories in Japan. Produced to exact OEM specifications for reliable performance and long service life.

€34.33 €47.95

-€12.46

PROX Main Bearing (Individual) — Main crankshaft

Precision main bearing made to OEM specifications for dependable crankshaft support.

€31.43 €43.89

Plastic Breather Valve Washer Set — 0.130"–0.165", 8 Pack

-€8.37

EASTERN MOTORCYCLE PARTS Plastic Breather Valve Washer Set — 0.130"–0.165", 8 Pack

Made in the USA. Use only with plastic breather valves; do not mix plastic and steel parts.

€23.66 €32.03

-€16.54

PROX Main Bearing (Individual) — Main crankshaft, 23.NJ206

Individual main bearing made to exact OEM specifications for reliable performance.

€41.70 €58.24

Cam Gear Thrust Washers — 0.050"–0.095", 10 pack

-€9.21

EASTERN MOTORCYCLE PARTS Cam Gear Thrust Washers — 0.050"–0.095", 10 pack

Absorbs axial loads exerted on the camshaft. Precision machined for reliable fit and function. Made in the USA.

€26.01 €35.22

-€16.45

PROX Main Bearing (Individual) — 23.NJ206ECP-3, Main Crankshaft

Precision main bearing made to OEM specifications for reliable performance.

€41.48 €57.93

-€6.09

EASTERN MOTORCYCLE PARTS Bearing — 5-speed Big Twin fitment, open end

Replacement mainshaft bearing for 5-speed Big Twins; restores smooth shifting and reduces transmission play.

€17.23 €23.32

-€9.21

EASTERN MOTORCYCLE PARTS Cam Cover Bushing — Standard, A-25586-37

Precision cam cover bushing for reliable valve-train alignment. High-quality OEM components made in the USA.

€26.01 €35.22

-€4.56

EASTERN MOTORCYCLE PARTS Bearing — Open end, mainshaft fit for 5-speed Big Twins

Replacement mainshaft bearing for 5-speed Big Twins.

€12.90 €17.46

-€8.14

EASTERN MOTORCYCLE PARTS Cam Needle Bearing — A-9058

High-quality cam needle bearing, better than OE replacement for smooth valve operation.

€23.00 €31.14

On sale!
-€15.56

EASTERN MOTORCYCLE PARTS Cam Bushing Kit — Part No. 15-0127

Complete cam bushing kit with bushings, bearings, lock pins, and thrust plate; standard sizes for easy replacement.

€60.45 €76.01

-€7.62

EASTERN MOTORCYCLE PARTS Bearing — mainshaft fit for 5-speed Big Twin

Replacement mainshaft bearing for 5-speed Big Twins; direct-fit solution to restore proper transmission function.

€21.55 €29.17

On sale!
-€12.72

EASTERN MOTORCYCLE PARTS Cam Bushing Kit — Cam kit, 15-0129

Includes cam and gear shaft bushings/bearings, lock pins, and a thrust plate. All parts are standard sizes. Made in the U.S.A.

€49.42 €62.14

-€23.28

EASTERN MOTORCYCLE PARTS Cam Bushing Kit — 15-0131

Complete kit with cam and gear shaft bushings, bearings, lock pins, and shims. Made in the U.S.A.

€65.81 €89.09

-€9.10

EASTERN MOTORCYCLE PARTS Cam Bushing — Standard, Cam Cover

Precision cam bushing that reduces wear and ensures smooth camshaft operation. High-quality OEM components; made in the USA.

€25.70 €34.80

-€17.53

EASTERN MOTORCYCLE PARTS Left Side Sprocket Shaft Replacement Bearing — Pinion, A-24605-07

Replacement bearing for left-side sprocket shaft. Bearing and bearing race sold separately. Made in the USA.

€49.52 €67.05

On sale!
-€3.81

EASTERN MOTORCYCLE PARTS Thrust Washers — 3rd Gear

Precision components that reduce friction and provide reliable axial support. Made in the U.S.A.

€14.78 €18.59

On sale!
-€1.92

EASTERN MOTORCYCLE PARTS Retaining Ring — Main shaft rollers, 4-speed, 10-pack, Silver

High-quality OEM replacement components for reliable shaft retention. Durable and precise.

€7.50 €9.42

Nitrided Valve — Standard size, Head diameter 1.805 in, Length 4.420 in, Stem diameter 0.2760 in

-€9.40

KIBBLEWHITE Nitrided Valve — Standard size, Head diameter 1.805 in, Length...

Stellite-tipped stainless-steel valve nitrided for improved wear resistance, corrosion protection, and reduced friction.

€26.59 €35.99

Nitrided Valve — Oversize, 1.900" head diameter, 0.2760" stem diameter, 4.420" length

-€9.40

KIBBLEWHITE Nitrided Valve — Oversize, 1.900" head diameter, 0.2760" stem...

One-piece stellite-tipped nitrided valve engineered to reduce friction and resist corrosion; compatible with leaded and unleaded fuels. Made in the USA.

€26.59 €35.99

-€11.55

KIBBLEWHITE Nitrided Valve — Head Dia 1.575", Stem Dia 0.2755", Length 4.520"

Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.

€32.68 €44.23

Nitrided Valve — Oversize, Head Diameter 1.630", Length 4.520", Stem Diameter 0.2755"

-€7.49

KIBBLEWHITE Nitrided Valve — Oversize, Head Diameter 1.630", Length...

One-piece nitrided valve with stellite tip for improved wear resistance, reduced friction, and compatibility with leaded and unleaded fuels. Made in USA.

€29.08 €36.57

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