Engine

-€3.70

DRAG SPECIALTIES Bolt-In Valve Stem — 7.6 mm (0.3") , Chrome

Secure replacement valve stem with a metal bottom and rubber seal for reliable sealing.

€7.92 €11.62

Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression, 4-stroke

-€106.40

JE PISTONS Piston Kit — 3.508" bore, +0.010" oversize, 9.5:1 compression,...

High-strength forged piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€301.05 €407.45

-€95.72

JE PISTONS Piston Kit — +0.020" piston, 10.25:1 compression, 4-Stroke

High-strength forged piston kit for V-Twin engines. Includes premium wrist pins, carbon steel wire lock, and pro-seal piston rings.

€270.82 €366.54

-€101.06

JE PISTONS Piston Kit — Bore 3.755", +0.005", 9.3:1, 4-Stroke

High-strength forged piston kit for high-horsepower V-Twin engines. Includes premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€285.92 €386.98

Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1 compression, 4-Stroke

-€97.65

JE PISTONS Piston Kit — 3.755" bore, +0.005" pistons, 10.25:1...

Complete piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings; forged design for high-performance V‑Twin engines.

€289.33 €386.98

-€81.37

JE PISTONS Piston Kit — 100 cu in, 9.5:1

High-strength piston kit with premium wrist pins and JE Pro Seal rings.

€199.04 €280.41

-€81.37

JE PISTONS Piston Kit — +0.020", 9.5:1 compression

Forged piston kit for V-Twin engines; includes wrist pins, carbon steel wire lock, and Pro Seal rings.

€142.96 €224.33

-€106.40

JE PISTONS Piston Kit — 3.937" bore, 10.25:1 compression, 4-stroke

High-strength piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.

€301.05 €407.45

-€93.88

JE PISTONS Piston Kit — 3.875" bore, 10.0:1 compression, Standard

High-strength forged piston kit with premium wrist pins, carbon steel wire locks, and sealed rings for durable performance.

€265.63 €359.51

-€93.88

JE PISTONS Piston Kit — +0.010", 10.0:1, 4-Stroke

High-strength forged piston kit for V-Twin engines; includes premium wrist pins, carbon steel wire lock, and JE Pro Seal rings.

€265.63 €359.51

-€93.88

JE PISTONS Piston Kit — Bore 4.005 in, Compression 10.5:1, Size +0.005 in

Complete piston kit with premium wrist pins, wire locks and JE Pro Seal rings. Precision-manufactured for consistent performance in high-horsepower V-Twin applications.

€265.63 €359.51

-€23.55

DRAG SPECIALTIES Replacement Piston — 3.750" bore, 4-3/8" stroke, kit

OEM-quality cast aluminum replacement piston; kits include two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).

€66.56 €90.11

Replacement Piston — Bore 3.760", Oversize +0.010", Stroke 4-3/8", Kit

-€23.55

DRAG SPECIALTIES Replacement Piston — Bore 3.760", Oversize +0.010", Stroke...

OEM-quality cast aluminum replacement piston kit; includes two pistons, wrist pins and clips.

€66.56 €90.11

-€26.33

DRAG SPECIALTIES Replacement Piston — 3.875 in diameter, 4.375 in stroke, 9.6:1

OEM-quality replacement piston kit. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings.

€74.41 €100.74

-€26.33

DRAG SPECIALTIES Replacement Piston — Bore 3.875 in, Stroke 4-3/8 in

OEM-quality cast aluminum alloy piston kit; includes two pistons, wrist pins, and clips. Rings sold separately.

€74.41 €100.74

-€29.38

DRAG SPECIALTIES Piston Kit — 3.750" bore, +0.020" oversize, 9.0:1 compression

OEM-quality cast aluminum piston kit for Twin Cam motors; includes two pistons, wrist pins, and clips; accepts OEM or Hastings rings.

€83.05 €112.43

Big Bore Piston — Bore 3.875", Oversize +0.005", Compression ratio 10.25:1

-€30.22

DRAG SPECIALTIES Big Bore Piston — Bore 3.875", Oversize +0.005", Compression...

Big bore piston for Twin Cam engines, precision-machined for durability and performance.

€85.40 €115.62

-€121.41

DRAG SPECIALTIES Connecting Rod Set — Heavy Duty, Steel

Reinforced replacements that meet or exceed OEM specs. Pre-assembled set with two-hole crankpin, retainers, bearings and nuts. Verify rod-to-flywheel clearance.

€343.11 €464.52

-€82.49

DRAG SPECIALTIES Connecting Rod Assembly — 24281-74A-BXLB1Z

Durable, OEM-compliant replacement that ships fitted and ready to install; complete kit with crankpin, retainers, bearings and nuts.

€233.13 €315.62

-€84.14

DRAG SPECIALTIES Connecting Rod Assembly — 24281-83-BX-LB1Z

Heavy-duty replacement that meets or exceeds OEM specs. Complete set fitted and ready to install; includes two-hole crankpin, aluminum retainers, bearings, nuts and forged heat-treated rods.

€237.78 €321.92

-€2.98

PROX Main Bearing (Individual) — Main crankshaft

High-quality main bearing manufactured to original equipment manufacturer specifications for reliable performance.

€7.52 €10.50

-€3.02

PROX Main Bearing (Individual) — PROX, 23.6204C3, Main Crankshaft

Individual main bearing manufactured to exact OEM specifications for maximum quality and performance. Produced at leading OEM factories in Japan.

€7.64 €10.66

-€3.47

PROX Main Bearing (Individual) — Main Crankshaft

Manufactured at leading OEM factories, mainly in Japan. Made to exact OEM specifications for reliable fit and performance.

€8.74 €12.21

-€9.78

PROX Main Bearing (Individual) — PROX, Main crankshaft, 23.6206RSI

Individual main bearing made to OEM specifications for reliable performance and precise journal support.

€24.67 €34.45

-€3.29

PROX Main Bearing (Individual) — Main Crankshaft, PROX 23.6304C3

Manufactured to exact OEM specifications for maximum reliability and performance.

€8.30 €11.59

-€4.04

PROX Main Bearing (Individual) — Main crankshaft, Each

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

€10.17 €14.21

-€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

-€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

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