Engine (4)

-€5.21
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing Roller Set — Connecting rod, Oversize (+0.001")

Includes short and long rollers; sold in sets. Made in the USA.

€14.70 €19.91

-€5.21
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing Roller Set — Oversize (+0.002"), Connecting rod

Includes short and long rollers. Sold in sets. Made in the USA.

€14.70 €19.91

Extreme Sealing Technology Complete Gasket Kit — 1.02 mm (0.040"), For '70-'84 Shovelhead

-€31.65
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — 1.02 mm...

Complete gasket kit with MLS head gaskets, Steel Viton-coated base gaskets, blue Viton stem seals and AFM exhaust gaskets. Includes motor, primary, derby and inspection cover gaskets. Made in USA.

€89.51 €121.16

-€2.60
Out of Stock

EASTERN MOTORCYCLE PARTS Cam Shims — 0.007", 10 pack

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

€7.35 €9.95

-€9.32
Out of Stock

EASTERN MOTORCYCLE PARTS Cam Cover Bushing — A-25581-36

Precision-machined bushing for cam cover applications. Durable, low-friction design. Made in the U.S.A.

€26.35 €35.67

$Cam Shims — 0.050\", 5 Pack$

-€4.69
Out of Stock

EASTERN MOTORCYCLE PARTS Cam Shims — 0.050\", 5 Pack

Precision cam shims for accurate valve clearance and cam alignment. Made in the U.S.A.

€13.30 €17.99

-€11.47
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — 5-speed Big Twins, open end, 4-pack

Replacement mainshaft bearing for 5-speed Big Twins; precision fit and durable construction.

€32.43 €43.90

-€4.69
Out of Stock

EASTERN MOTORCYCLE PARTS Cam Shims — 0.075", 5 Pack

Precision shims for adjusting camshaft position and valve timing. Made in the U.S.A.

€13.30 €17.99

$Cam Shims — 0.080\" 5 pack$

-€4.69
Out of Stock

EASTERN MOTORCYCLE PARTS Cam Shims — 0.080\" 5 pack

High-precision shims for accurate clearance adjustment. Made in the U.S.A.

€13.30 €17.99

-€9.39
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — Closed end

Replacement mainshaft bearing for 5-speed Big Twins.

€26.52 €35.91

-€7.30
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — Open End

Replacement mainshaft bearing for 5-speed Big Twins.

€20.60 €27.90

-€6.24
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — mainshaft replacement for 5-speed Big Twins

Replacement mainshaft bearing for 5-speed Big Twins. Precision fit for reliable shifting and reduced end play.

€17.66 €23.90

-€13.05
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — mainshaft bearing for 5-speed Big Twins, open end

Replacement mainshaft bearing for 5-speed Big Twins.

€36.86 €49.91

Idler Gear & Circuit Breaker Bushings — Pair

-€5.71
Out of Stock

EASTERN MOTORCYCLE PARTS Idler Gear & Circuit Breaker Bushings — Pair

Precision idler gear and circuit breaker bushings engineered for reliable alignment and reduced wear.

€16.17 €21.88

-€5.21
Out of Stock

EASTERN MOTORCYCLE PARTS Bearing — Closed End

Replacement mainshaft bearing for 5-speed Big Twins.

€14.70 €19.91

-€2.59
Out of Stock

EASTERN MOTORCYCLE PARTS Retaining Ring — 10 pack

Durable stamped retaining ring for reliable axial retention. Made in the U.S.A.

€7.33 €9.92

Extreme Sealing Technology Complete Gasket Kit — 3.250" bore, 0.81 mm (0.032")

-€33.30
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — 3.250" bore,...

Complete gasket kit with MLS head gaskets, steel Viton‑coated base gaskets, blue Viton valve stem seals, AFM race-style exhaust gaskets; includes motor, primary, derby and inspection cover gaskets. Made in the USA.

€113.08 €146.38

Extreme Sealing Technology Complete Gasket Kit — 3.625" bore, '70–'84 Shovelhead

-€53.89
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — 3.625" bore,...

Complete gasket kit with MLS head gaskets, Viton-coated base gaskets, AFM exhaust gaskets and valve stem seals; made in the USA.

€152.44 €206.33

-€5.69
Out of Stock

COMETIC Primary Gasket Kit — Primary cover, 1.52 mm (0.060")

Complete primary gasket kit includes gaskets, seals and O-rings for inner and outer primary. High heat resistance, strong shape recovery, no sealer required. Made in USA.

€19.27 €24.96

-€1.14
Out of Stock

COMETIC Rocker Cover Gasket — 0.79 mm thickness, pair

High-quality rocker cover gasket for long-term reliability and fuel resistance. Made in the USA.

€3.19 €4.33

-€4.39
Out of Stock

COMETIC Cylinder Head Gasket — Cylinder head, 0.81 mm (0.032")

Durable cylinder head gasket engineered for reliable sealing and long service life.

€12.47 €16.86

-€1.15
Out of Stock

COMETIC Intake Manifold Seal — cylinder head, intake manifold fitment

Durable seal for reliable long-term sealing in the engine intake system. Made in the USA.

€3.25 €4.40

Primary Gasket Kit — 1.52 mm (0.060"), AFM (Aluminum Foam Material)

-€5.07
Out of Stock

COMETIC Primary Gasket Kit — 1.52 mm (0.060"), AFM (Aluminum Foam...

Complete primary gasket kit with all gaskets, seals and O-rings for inner and outer primary. Heat resistant above 205°F with ~85% shape recovery; does not require gasket sealer. Made in USA.

€14.34 €19.41

-€3.87
Out of Stock

COMETIC Cylinder Base Gasket — 3.1875 in bore, 0.51 mm thickness, pair

High-quality cylinder base gasket with Viton® coating for fuel resistance and long-term reliability. Made in the USA.

€15.05 €18.92

-€3.08
Out of Stock

COMETIC Breather Filter Element Gasket — 0.81 mm, 10 Pack, P/N C10114

High-quality breather gasket for reliable sealing. Made in the USA and manufactured from premium fuel-resistant materials for long-term service.

€11.93 €15.01

Extreme Sealing Technology Complete Gasket Kit — Bore 3.1875", '77-'85 1000 XLH/XLCH/XLS

-€41.84
Out of Stock

COMETIC Extreme Sealing Technology Complete Gasket Kit — Bore 3.1875",...

Complete gasket kit with MLS head gaskets, AFM exhaust gaskets and Viton seals; includes motor, primary, derby and inspection cover gaskets where applicable. Made in the USA.

€118.34 €160.18

Twin Cool Cooling System O-Ring Kit — COMETIC, C10139, Coolant tube

-€6.99
Out of Stock

COMETIC Twin Cool Cooling System O-Ring Kit — COMETIC, C10139, Coolant...

Complete kit of O-rings and washers for Twin Cool cooling systems. Replace whenever the cylinder head is removed. Made in the U.S.A.

€19.81 €26.80

-€3.56
Out of Stock

COMETIC Pushrod Gasket Kit — C10133, COMETIC

Contains seals and high-temperature O-rings for one application. Made in the U.S.A.

€12.08 €15.64

-€6.33
Out of Stock

COMETIC Derby Cover Gasket — 1.52 mm, 5 Pack

Reliable derby cover gasket engineered for long-term sealing and fuel resistance.

€21.49 €27.82

-€25.44
Out of Stock

COMETIC Primary Gasket Pack — 1.52 mm, Primary Cover, 5-pack

Durable primary gasket pack engineered for long-term reliability, fuel-resistant materials, and multiple gasket types to suit intended applications.

€86.39 €111.83

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