Engine (4)

High Compression Piston Kit — 4.000" bore, 110" displacement, 10.6:1 compression

-€124.61

S&S CYCLE High Compression Piston Kit — 4.000" bore, 110" displacement,...

High compression piston kit with 12.5cc raised dome, 1.0985" deck height and .927" wristpin; not for twin cooled or '17 touring models.

€484.59 €609.20

Piston Kit for S&S Motors — Bore 3.500", oversize +0.010", 80 cu in

-€34.97

S&S CYCLE Piston Kit for S&S Motors — Bore 3.500", oversize +0.010", 80...

Complete piston kit includes forged pistons, rings, wrist pins and clips for a full motor replacement. Made in the U.S.A.

€135.99 €170.96

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

-€11.51

KLOCK WERKS Oil Cooler Guard — Black

Enhances the center of the oil cooler trim with a stylish guard. Easy to install and built in the USA.

€44.80 €56.31

-€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

-€11.51

KLOCK WERKS Oil Cooler Guard — Chrome

Dresses up the oil cooler area with matching vent‑screen material; easy to install. Made in the USA.

€44.80 €56.31

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

-€184.45

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.

€202.53 €386.98

-€73.23

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

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

€207.18 €280.41

-€11.51

KLOCK WERKS Oil Cooler Guard — Chrome

Finishes the oil cooler area, adds visual pop, easy to install, made in the USA.

€44.80 €56.31

-€58.58

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.

€165.75 €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

$Piston Kit for S&S Motors — +0.020\" oversize, 3.500\" bore$

-€34.97

S&S CYCLE Piston Kit for S&S Motors — +0.020\" oversize, 3.500\" bore

Includes forged pistons, rings, wrist pins and clips for a complete motor replacement. Made in the U.S.A.

€135.99 €170.96

-€38.66

S&S CYCLE Piston Kit for S&S Motors — 3.5" bore, 80 cu in

Complete piston kit including pistons, rings, wrist pins and clips. Made in the U.S.A. Professional installation recommended.

€150.64 €189.30

-€95.59

WISECO Forged Piston Kit — 1200 cc, 12.0:1

High-performance piston kit with aerospace-grade alloys. Includes pistons, rings, pins, clips, and needle bearing when applicable. Dyno-tested for superior performance.

€270.44 €366.03

Vertical Frame-Mount Fan Assisted Oil Cooler Kit — 10-row, Black, Silver, Orange

-€123.31

JAGG OIL COOLERS Vertical Frame-Mount Fan Assisted Oil Cooler Kit — 10-row,...

High-efficiency vertical, frame-mounted oil cooler kit with automatic fan; ideal for low-speed and highway use. Includes fan, hose, hardware, thermal switch wiring harness, and filter adapter. Made in the USA.

€479.53 €602.84

-€10.05

S&S CYCLE Oil Control Valve — 310-1150, Black, Silver

Helps regulate oil flow to the cooler and heads. Durable billet aluminum construction, steel check ball retainer, easy to install. Made in the USA.

€39.08 €49.13

-€17.37

KURYAKYN Coolant Pump Cover — Chrome

Direct OE replacement that hides an unsightly voltage regulator for a clean, factory-style appearance.

€67.56 €84.93

-€17.37

KURYAKYN Coolant Pump Cover — KUR6421, Black

Direct OE replacement; hides the voltage regulator for a clean, factory look. Easy bolt-on installation.

€67.56 €84.93

Big Bore Piston Kit — Bore 4.250 in, Stroke 4.500 in, Displacement 128 cu in, Oversize +0.010 in

-€131.17

S&S CYCLE Big Bore Piston Kit — Bore 4.250 in, Stroke 4.500 in,...

Complete piston kit including pistons, rings, wristpins and clips. Compression ratios are approximate and calculated using correct cylinder lengths.

€510.10 €641.27

Forceflow Cylinder Head Cooler Kit — Black

-€151.61

JIMS Forceflow Cylinder Head Cooler Kit — Black

Plug-and-play cylinder head cooling kit with a high-powered waterproof fan and automatic temperature switch that engages at 140°F. Not for "Twin Cooled" models.

€589.64 €741.25

-€274.73

S&S CYCLE Big Bore Piston Kit — 4.250" bore, 4.625" stroke, 131 cu in

Complete piston kit includes pistons, rings, wristpins and clip. Compression ratios listed are approximate and are calculated using the correct length cylinders as specified by S&S.

€345.16 €619.89

-€107.92

S&S CYCLE Piston Kit — 4.00" bore, 4.00" stroke, 100 cu in displacement

Forged flat-top pistons intended for S&S Super Sidewinder and other custom 4" bore engine applications, built for reliable performance and tight tolerances.

€419.69 €527.61

-€167.07

JIMS Forceflow Cylinder Head Cooler Kit — Black

High-powered waterproof fan directs air around cylinder heads; includes temperature switch (activates at 140°F), manual override, wiring, hardware, and instructions. Plug-and-play installation with no drilling. Not for "Twin Cooled" models with liquid cooled heads.

€649.68 €816.75

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

Radiator Guard — Anodized gray, 6061 aluminum

-€37.44

DYNOJET-HARLEY Radiator Guard — Anodized gray, 6061 aluminum

Durable radiator guard with mounting bracket for easy installation. Protects against rocks and road debris. Made in the USA.

€145.63 €183.07

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