Engine

132" High Compression / 136" Big Bore Kit — 132", 136", stroke 4-1/2", 4-5/8"

-€346.84

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 132", 136", stroke...

132" high-compression kit fits 114"/117" motors with 4-1/2" stroke flywheels; 136" requires a 4-5/8" S&S flywheel (sold separately).

€1,349.11 €1,695.95

-€346.84

S&S CYCLE Big Bore Kit — 132", 136", 4-1/2" stroke, 4-5/8" stroke

132" high-compression kit fits 114"/117" motors with a 4-1/2" stroke flywheel only. 136" big-bore requires an S&S 4-5/8" stroke flywheel (sold separately).

€1,349.11 €1,695.95

132" High Compression / 136" Big Bore Kit — 4-1/2" & 4-5/8" stroke

-€346.84

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 4-1/2" & 4-5/8"...

High-compression big bore kit increases compression and torque; requires a specific longer-stroke flywheel to reach the larger big bore (sold separately).

€1,349.11 €1,695.95

132" High Compression / 136" Big Bore Kit — 132 cu in, 136 cu in, 4.5 in stroke, 4.625 in stroke, Black

-€346.84
New

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 132 cu in, 136 cu...

High-compression kit enabling 132" or 136" big bore capability; requires specific stroke flywheels. S&S flywheel needed for 136" (sold separately).

€1,349.11 €1,695.95

132" High Compression / 136" Big Bore Kit — 4-1/2" stroke, 4-5/8" stroke

-€346.84
New

S&S CYCLE 132" High Compression / 136" Big Bore Kit — 4-1/2" stroke,...

Fits 114"/117" motors with 4-1/2" stroke flywheels; 136" build requires S&S 4-5/8" flywheel (sold separately).

€1,349.11 €1,695.95

$Disc Brake Rotor-To-Hub Kit — 3/8-16, 25.4 mm (1\"), Silver$

-€7.36

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 3/8-16, 25.4 mm (1\"), Silver

Mounting kit for disc brake rotors on spoked-wheel rear hubs. Fits rotors with 3.25" bolt circle. Dual disc setups require two kits. Made in the U.S.A.

€28.63 €35.99

-€5.56

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 3/8-16 thread, 25.4 mm (1")

Fits rotors with a 3.25" bolt circle; dual-disc applications require two kits; made in the U.S.A.

€21.65 €27.21

Handlebar Lever Switch Housing Master Cylinder Fastener — handlebar lever mount, master cylinder, switch housing

-€7.74

GARDNER-WESTCOTT Handlebar Lever Switch Housing Master Cylinder Fastener —...

Made in the U.S.A. Precision fastener for secure mounting of motorcycle control components.

€30.10 €37.84

-€1.60

GARDNER-WESTCOTT Fork Drain Plugs — For 41 mm tubes, Chrome

Precision drain plugs for fork maintenance, built for durability and reliable sealing.

€6.24 €7.84

Riser Mounting Bolt Set — 2-3/4" (69.9 mm), Chrome

-€5.19

GARDNER-WESTCOTT Riser Mounting Bolt Set — 2-3/4" (69.9 mm), Chrome

Includes 1/2"-13 x 2-3/4" hex-head bolts, lock washers and cup washers. Made in the U.S.A.

€20.22 €25.41

Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8"), Silver

-€5.96

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8"),...

Kits fit rotors with 3.25" bolt circle.

Dual disc applications require two kits.

Made in the U.S.A.

€23.17 €29.13

Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8 in), Silver

-€4.21

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8...

Kits fit rotors with a 3.25" bolt circle. Dual disc applications require two kits. Made in the U.S.A.

€16.38 €20.59

$Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8\") length, Chrome$

-€2.82

GARDNER-WESTCOTT Disc Brake Rotor-To-Hub Kit — 5/16-18 thread, 22.2 mm (7/8\")...

Fits rotors with a 3.25" bolt circle; dual-disc applications require two kits; made in the U.S.A.

€10.99 €13.81

Primary and Derby Cover Bolt Kit — Chrome, Steel

-€18.00

GARDNER-WESTCOTT Primary and Derby Cover Bolt Kit — Chrome, Steel

High-precision fasteners for cover assemblies; corrosion-resistant and precision machined.

€70.01 €88.01

Handlebar Lever Switch Housing Master Cylinder Fastener — Handlebar lever mount, master cylinder, Silver

-€5.30

GARDNER-WESTCOTT Handlebar Lever Switch Housing Master Cylinder Fastener —...

Precision fastener for handlebar lever, switch housing, and master cylinder applications. Durable and easy to install.

€20.61 €25.91

Caliper Mounting Bolt Kit — Socket-head, for front, Chrome

-€4.87

GARDNER-WESTCOTT Caliper Mounting Bolt Kit — Socket-head, for front, Chrome

Socket-head replacement kit for caliper mounting bolts and washers. Made in the USA.

€18.92 €23.79

On sale!
-€3.83

S&S CYCLE Idler Gearshaft — S&S Cycle, 31-2039

Idler gearshaft for generator crankcase gear kits; precision machined and made in the USA.

€14.91 €18.74

-€22.44

S&S CYCLE Pinion Gear — 1.4729–1.4737 in

Precision-machined, heat-treated pinion gear, finish ground for reliable engagement. Made in the USA.

€87.26 €109.70

-€22.44

S&S CYCLE Pinion Gear — 1.4721"–1.4729"

Precision-machined, heat-treated pinion gear. Made in USA.

€87.26 €109.70

-€28.56

S&S CYCLE Pinion Gear — 1.4475" - 1.4480"

Precision finish-ground pinion gear engineered for reliable drivetrain performance. Made in the United States.

€111.07 €139.63

514 Camshaft — 514 Series, 246° duration, 0.540" lift

On sale!
-€44.96

S&S CYCLE 514 Camshaft — 514 Series, 246° duration, 0.540" lift

Proven S&S 514 camshaft for strong mid-range power (2500–5000 rpm). For 84"–93" motors; ≤9:1. Requires spring spacing and professional installation checks.

€174.89 €219.85

-€51.63

S&S CYCLE 514 Camshaft — 84–93 cu in, 246° duration, 0.540" lift

Dyno-, street- and track-tested 514 camshaft with hundreds of test hours; tuned for mid-range response (2500–5000 rpm). Recommend high-performance hydraulic or solid lifters; spring spacing and installation clearance checks required.

€200.80 €252.43

Camshaft Kit — 496 Series grind, chain drive

-€55.93

S&S CYCLE Camshaft Kit — 496 Series grind, chain drive

Biggest bolt-in S&S camshaft for M8 that increases horsepower and torque. Compatible with stock valve springs; includes gasket, Viton® o-rings, and instructions. Not for VVT motors.

€217.53 €273.46

Pinion Shaft and Camshaft Bolt Kit — Camshaft, Pinion Shaft, Black

-€7.31

S&S CYCLE Pinion Shaft and Camshaft Bolt Kit — Camshaft, Pinion Shaft,...

High-strength 12-point heat-treated fasteners with precision rolled threads and an enhanced underhead flange. Exceeds grade 8. Made in USA.

€28.48 €35.79

On sale!
-€75.48
New

S&S CYCLE 640 Easy Start Camshaft Kit — 0.635" lift, 635 series grind

Reduces starting compression for easier starts on 95"/96"/103"/110" engines; runs with full compression once started. Made in the USA.

€294.14 €369.62

-€22.06

S&S CYCLE Head Bolt Kit — 12-point flange, engine fit, chrome

Complete head bolt kit with 12-point bolts and all necessary hardware for installation.

€85.78 €107.84

-€4.57

S&S CYCLE Rocker Arm Stud Kit — 50-1028, kit

Helps prevent damage to rocker arm towers. Re-torque rocker arm nuts after installation. Extends cylinder head life.

€17.83 €22.40

-€37.14

S&S CYCLE Head Bolt Kit — 12-Point Flange, Black

Cold-formed 9/16" 12-point head bolts with integral washer; high tensile strength (200,000 psi) and reusable.

€144.70 €181.84

-€4.32

GARDNER-WESTCOTT Disc Brake Bolt Kit — Rotor, Torx® socket

Fastener kit for braking system maintenance. Dual-disc applications require two kits. Made in the U.S.A.

€16.77 €21.09

-€49.05

S&S CYCLE Cylinder Stud & Head Bolt Kit — 14 mm (9/16"), for M8 models

High-strength 8-stud and 8-bolt kit improves clamping consistency; head bolts are reusable and compatible with MLS and graphite gaskets.

€190.80 €239.85

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