Engine (4)

Piston Kit 80" Stock Big Twin — 80", 3.510" bore, 4-1/4" stroke, 7.440" rod length

-€91.87

S&S CYCLE Piston Kit 80" Stock Big Twin — 80", 3.510" bore, 4-1/4"...

Piston kit for 80" Stock Big Twin motors. Includes pistons, rings, wrist pins, and clips. Requires 7.440" rod length. Made in the U.S.A.

€357.27 €449.14

-€8.00

JAGG OIL COOLERS Thermostat Service Kit — Black

Complete kit of seals and components for quick thermostat service and maintenance. Made in the USA.

€31.13 €39.13

-€109.48

S&S CYCLE Forged 74" Piston Kit — 9.0:1 compression

Complete kit with pistons, rings, wrist pins, and clips for stock big twin motors; made in the U.S.A.; verify connecting rod compatibility before installation.

€345.47 €454.95

Piston Kit 80" Stock Big Twin — 80" displacement, 4-1/4" stroke, 3.520" bore

-€97.07

S&S CYCLE Piston Kit 80" Stock Big Twin — 80" displacement, 4-1/4"...

Forged pistons for 80" Stock Big Twin; complete kit with rings and wristpins.

€377.64 €474.71

Piston Kit for S&S Motors — 106 cu in, 3.927 in bore, +0.010 in oversize

-€107.12

S&S CYCLE Piston Kit for S&S Motors — 106 cu in, 3.927 in bore, +0.010...

Complete piston kit with pistons, rings, wrist pins and clips; made in the U.S.A.

€416.58 €523.70

Piston Kit for S&S Motor — 3.5625" bore, 3-13/16" stroke, 1250 cc, 11.2:1

-€107.12

S&S CYCLE Piston Kit for S&S Motor — 3.5625" bore, 3-13/16" stroke, 1250...

Complete piston kit with pistons, rings, wrist pin and clips; made in the USA. Not compatible with XR1200 or RH Sportster.

€416.58 €523.70

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

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

-€34.97

S&S CYCLE Piston Kit for S&S Motors — 3.500\" bore, +0.010\" oversize,...

Complete piston kit includes 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

-€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

-€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

-€11.51

KLOCK WERKS Oil Cooler Guard — Black

Precision-cut oil cooler guard that adds visual pop to the center of the oil cooler trim. Easy to install and made in the USA.

€44.75 €56.26

-€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

-€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

-€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

-€38.66

S&S CYCLE Piston Kit for S&S Motors — 3.500" bore, 80" displacement

Complete piston kit including pistons, rings, wrist pins and clips for a full motor replacement.

Manufactured to meet rigorous quality standards and built for durability.

€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

-€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" , oversize +0.010" , stroke 4.500" , 128 cu in

-€131.17

S&S CYCLE Big Bore Piston Kit — Bore 4.250" , oversize +0.010" , stroke...

Complete kit with pistons, rings, wristpins, and clips for reliable performance.

€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

-€126.80

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

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

€493.09 €619.89

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