Engine

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

-€106.40

JE PISTONS Piston Kit — 3.518", +0.020", 10.0:1

High-strength piston kit for high-horsepower V-Twin engines. Includes premium wrist pins, wire locks and pro-seal piston 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

Replacement Piston — 3.760" diameter, +0.010" oversize, 4-3/8" stroke, kit

-€23.55

DRAG SPECIALTIES Replacement Piston — 3.760" diameter, +0.010" oversize, 4-3/8"...

OEM-quality cast aluminum piston kit. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings (rings sold separately).

€66.56 €90.11

-€26.33

DRAG SPECIALTIES Replacement Piston — 3.875" diameter, 4-3/8" stroke, kit

OEM-quality piston kit includes two pistons, wrist pins and clips. Economical replacement with proven performance.

€74.41 €100.74

-€26.33

DRAG SPECIALTIES Replacement Piston — 3.875" diameter, 4-3/8" stroke, +0.005"

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

€74.41 €100.74

-€29.38

DRAG SPECIALTIES Piston — 3.750" bore, +0.020" oversize

OEM-quality piston kit for Twin Cam motors. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings.

€83.05 €112.43

-€32.37

DRAG SPECIALTIES Big Bore Piston — Bore 3.875" , Compression 10.25:1

Big Bore piston for Twin Cam engines — precision-machined for dependable performance and straightforward installation.

€91.45 €123.82

Big Bore Piston — 3.875" bore, +0.005" oversize, 10.25:1 compression

-€30.22

DRAG SPECIALTIES Big Bore Piston — 3.875" bore, +0.005" oversize, 10.25:1...

Precision big bore piston for Twin Cam engines — ideal for rebuilds and performance builds.

€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

-€155.08

COMP CAMS Beehive Valve Spring Kit

The Beehive Valve Spring Kit is a performance upgrade designed for Harley V-Twin engines, offering enhanced rpm capability and compatibility with high-lift cams.

€319.56 €474.64

-€0.77

DRAG SPECIALTIES Rocker Shaft Seals — 4 Pack, 1966–1984 Shovelhead

Complete seal set with shims and spacers to rebuild all four rocker arm shafts on 1966–1984 Shovelhead engines. Replace with each valve job.

€2.18 €2.95

-€4.63

DRAG SPECIALTIES Rocker Arm Shaft — Front, Rear

Rocker arm shaft for Harley-Davidson models — durable construction and precision operation.

€13.09 €17.72

-€28.72

DRAG SPECIALTIES Pushrod Tube Kit — Black, 77334B

Complete kit with upper and lower tubes, clips, cups, springs and washers. O-rings and corks sold separately. One kit fits a complete engine.

€81.16 €109.88

V-Thunder™ Performance Forged Tappet — Black Oxide

-€19.10

COMP CAMS V-Thunder™ Performance Forged Tappet — Black Oxide

Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.

€54.03 €73.13

V-Thunder™ Race Forged Tappet — Black oxide

-€20.01

COMP CAMS V-Thunder™ Race Forged Tappet — Black oxide

Race/slow bleed upgrade design for high-performance use; each unit 100% tested; durable oxide finish; made in the U.S.A.

€56.63 €76.64

-€99.87

COMP CAMS V-Thunder™ Race Forged Tappet — Set of 4, Black Oxide

Race/slow bleed upgrade design for high-performance use. Each unit is 100% tested for proper function. Made in the United States.

€282.59 €382.46

Replacement Cylinder for Evolution Motors — 3.500" bore, 1340 cc, Black

-€85.68

DRAG SPECIALTIES Replacement Cylinder for Evolution Motors — 3.500" bore, 1340...

Direct-fit replacement cylinders with ductile cast-iron sleeves in aluminum castings; finish-honed for precise piston fit.

€242.15 €327.83

$Replacement Cylinder — 3.750\", 88/96 cu in$

-€76.40

DRAG SPECIALTIES Replacement Cylinder — 3.750\", 88/96 cu in

OEM black textured powder-coat with highlighted fins; excellent for stock replacement.

€215.92 €292.32

-€36.40

DRAG SPECIALTIES High Performance Oil Pump — High volume, Steel

Improves oil pressure and volume, reduces oil carryover at high rpm, 53mm rotors, die-cast aluminum body with high-strength steel gears. Fits stock and aftermarket cam support plates; not compatible with Screaming Eagle cam plate.

€102.95 €139.35

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