Engine (3)

Replacement Flywheel Assembly — 4-5/8" stroke, SE 120R, without sprocket bearing race

-€419.83

S&S CYCLE Replacement Flywheel Assembly — 4-5/8" stroke, SE 120R,...

S&S three-piece flywheel assembly with larger 1.671" crankpin; fits stock crankcases without modification. Made in the U.S.A. Compatible with Timken bearing conversion (sold separately).

€1,632.66 €2,052.49

-€424.74

S&S CYCLE Replacement Flywheel Assembly — 4-3/8" stroke, A motor

Fully assembled replacement flywheel optimized for big-bore and high-rpm applications; dynamically balanced and precision trued.

€1,651.75 €2,076.49

-€424.74

S&S CYCLE Replacement Flywheel Assembly — 4-3/8" stroke, B motor

Fully assembled, dynamically balanced flywheel built for big-bore engines; precision-trued for high rpm and gear drive cam compatibility.

€1,651.75 €2,076.49

-€419.83

S&S CYCLE Replacement Flywheel Assembly — 4-3/8" stroke, A motor

Fully assembled replacement flywheel with S&S heavy-duty connecting rods, precision trued and CNC machined for high rpm compatibility.

€1,632.66 €2,052.49

Replacement Flywheel Assembly — 4-5/8" stroke, B motor, without sprocket bearing race

-€427.19

S&S CYCLE Replacement Flywheel Assembly — 4-5/8" stroke, B motor,...

Three-piece integral main-shaft flywheel that installs in stock crankcases with no modifications. Made in the U.S.A. Compatible with Timken bearing conversions (sold separately).

€1,661.31 €2,088.50

-€451.74

S&S CYCLE Flywheel Assembly for S&S V-Series Motor — 124", 4-5/8" stroke

Direct-replacement three-piece flywheel assembly for S&S V-series engines; CNC machined, dynamically balanced, and trued for high-rpm and stroker use.

€1,756.80 €2,208.54

-€380.55

S&S CYCLE 84" Stock Bore Stroker Kit — 4-1/2" stroke

Complete stock bore stroker flywheel kit that upgrades compatible Shovelhead engines, reuses stock cylinders; requires special pistons ordered separately.

€1,479.89 €1,860.44

-€38.83

S&S CYCLE Crankpin Assembly — Oversize (+0.002")

Direct replacement crankpin assembly — includes nuts and key; fits stock and S&S flywheels.

€151.00 €189.83

Flywheel Assembly — 114/117 cu in, 4.5 in stroke

-€417.37

S&S CYCLE Flywheel Assembly — 114/117 cu in, 4.5 in stroke

Precision-balanced flywheel assembly with installed balance gear; includes crankpin and connecting rods. Made in the USA.

€1,623.11 €2,040.48

-€417.37

S&S CYCLE Flywheel Assembly — 107", 4-3/8"

Precision-balanced flywheel assembly for gear drive camshafts. Includes flywheel, crankpin and connecting rods. Made in the USA. Not recommended for compression ratios >10.0:1 on Tri Glide or other three-wheel models.

€1,623.11 €2,040.48

Flywheel Assembly — 117", 114", 4-1/2" stroke

-€451.74

S&S CYCLE Flywheel Assembly — 117", 114", 4-1/2" stroke

Precision-balanced assembly with installed balance gear for straightforward fitment.

Includes flywheel, crankpin and connecting rods; rods designed with FEA for improved durability.

€1,756.80 €2,208.54

-€451.74

S&S CYCLE Flywheel Assembly — 107 cu in, 4-3/8 in

Balanced flywheel assembly with installed balance gear; includes crankpin and connecting rods. Not recommended for Tri Glide or other three-wheel models over 10.0:1 compression. Made in the USA.

€1,756.80 €2,208.54

Flywheel Assembly — 131" displacement, 4-5/8" stroke

-€451.74

S&S CYCLE Flywheel Assembly — 131" displacement, 4-5/8" stroke

Precision-balanced flywheel assembly for gear-drive camshafts; includes flywheel, crankpin and connecting rods. Made in the USA.

€1,756.80 €2,208.54

-€21.98

S&S CYCLE Right Main Crankcase Bearing Race — Standard, 31-4004, S&S CYCLE

Precision-machined component that supports the main bearing and reduces wear. Made in the U.S.A.

€85.43 €107.41

-€22.94

S&S CYCLE Lower Connecting Rod Assembly Bearings — Roller

High-quality OE replacement components for lower connecting rod assemblies, made in the U.S.A.

€89.23 €112.17

-€14.78

S&S CYCLE Engine Bearings — Pinion Shaft, white

Made in the U.S.A. Replacement right side crankcase main bearing assemblies. Restores proper tolerances and reduces noise.

€41.70 €56.48

-€98.28

S&S CYCLE TC3 Cam Support Plate — '07-'17 style oil pumps only, Blue

Precision CNC‑machined cam support plate with adjustable oil pressure regulator, removable passage plugs, and rebuildable bronze bushings. Made in the U.S.A.

€382.17 €480.45

$Replacement Valves — Head diameter 1.720\"$

-€21.83

S&S CYCLE Replacement Valves — Head diameter 1.720\"

OEM-style replacement valves for '66-'84 models. Made in the USA.

€84.91 €106.74

-€56.01

S&S CYCLE 0.650" Sidewinder® Valve Spring Kit — 178 lb seat, 376 lb open

Complete Sidewinder valve spring kit includes springs, collars and keys; built for high-rpm performance; made in USA.

€217.83 €273.84

-€60.68

S&S CYCLE 0.650" Sidewinder® Valve Spring Kit — 178 lb seat, 376 lb max

Complete valve spring kit for Sidewinder® models; includes springs, collars and keys. Rated to 6500 rpm.

€235.97 €296.65

-€13.83

S&S CYCLE Valve Guide — 0.309"/0.310" inner diameter, Exhaust/Intake

Precision valve guide for intake and exhaust; fits S&S Super Stock and stock Harley-Davidson cylinder heads. Made in the USA.

€53.76 €67.59

Valve Guide — Inside Diameter 0.309"/0.310", Outside Diameter 0.5645"/0.5640", Cast iron

-€24.26

S&S CYCLE Valve Guide — Inside Diameter 0.309"/0.310", Outside Diameter...

Precision valve guide for intake and exhaust; fits S&S Super Stock and stock Harley-Davidson cylinder heads. Made in USA.

€94.36 €118.62

Roller Rocker Arm Rebuild Kit — S&S CYCLE, Front/Rear, Exhaust/Intake, 90-4104

-€35.30

S&S CYCLE Roller Rocker Arm Rebuild Kit — S&S CYCLE, Front/Rear,...

Complete kit to rebuild S&S forged roller rocker arms; prevents tower damage, allows proper stud installation and extends cylinder head life.

€137.27 €172.57

Forged Standard Rocker Arm — 8620 steel, set of 4, P/N 900-4119A

-€70.61

S&S CYCLE Forged Standard Rocker Arm — 8620 steel, set of 4, P/N 900-4119A

Economical forged rocker arms for stock rebuilds and mild upgrades. Induction-hardened valve tips, recommended for cams up to 0.585" lift. 3/4" bronze bushings and stock 1.625:1 ratio; made in the USA.

€274.60 €345.21

-€166.51

S&S CYCLE Roller Rocker Arms — 1.725 rocker ratio, set of 4, 8620 steel

Precision-forged roller rocker arms with 3/4" long bushings, modified lubrication for unrestricted roller oiling. Set of four. Made in the USA. Adjustable pushrods sold separately.

€647.53 €814.04

Forged Standard Rocker Arm — Front Exhaust/Rear Intake, 8620 Steel

-€29.12

S&S CYCLE Forged Standard Rocker Arm — Front Exhaust/Rear Intake, 8620...

An economical forged rocker arm for stock rebuilds and mild performance upgrades; induction‑hardened valve tips and 3/4" bronze bushings for increased durability.

€113.24 €142.36

-€37.51

S&S CYCLE Rocker Arm Shafts — 900-1090, Set of 4

Precision centerless-ground shafts offering 66% greater strength and direct OEM fit; made in the USA.

€145.86 €183.37

Adjustable Pushrod Cover Kit with Chrome Covers — Adjustable, set of 4

-€56.46

S&S CYCLE Adjustable Pushrod Cover Kit with Chrome Covers — Adjustable,...

Complete kit with covers and O-rings; durable construction and reliable fitment. Made in the USA.

€219.58 €276.04

-€135.79
Out of Stock

S&S CYCLE Tappet Guide Kit for 36-47 Big Twin and S&S KN engines — Standard

Cast iron tappet guide kit for 1936–1947 Big Twin and S&S KN engines. Includes mounting hardware and gasket.

€528.07 €663.86

-€73.78

S&S CYCLE Hydraulic Tappets — Set of 4

Precision hydraulic tappets hand-fit and pressure-tested for high-performance engines.

€287.50 €361.28

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