Internal Parts

Valve Stem Kit Replacement Part — 8 mm diameter, JS430, 6-pack, Silver

-€8.23

K&L SUPPLY Valve Stem Kit Replacement Part — 8 mm diameter, JS430,...

Replacement part for valve stem kits, designed for reliable sealing and easy installation.

€23.26 €31.49

Valve Stem Kit Replacement Part — PVR70M 90° rubber valve stem, silver

-€2.42

K&L SUPPLY Valve Stem Kit Replacement Part — PVR70M 90° rubber valve...

Replacement part for valve stem kits. Easy installation and reliable sealing for routine maintenance.

€6.84 €9.26

-€25.55

K&L SUPPLY Valve Core — Straight, 50-pack, gold

Replacement parts for valve stem kits that provide a reliable seal and help prevent leaks.

€72.20 €97.75

-€6.45
Out of Stock

K&L SUPPLY Valve Stem Kit Replacement Part — 8 mm, JS430, 6-pack, Silver

Replacement parts for valve stem kits. Ideal for maintenance and repairs.

€18.23 €24.68

-€8.29
Out of Stock

K&L SUPPLY Valve Stem Kit Replacement Part

Replacement parts designed for valve stem kits, ensuring optimal performance for your Harley-Davidson.

€23.43 €31.72

-€1.07

K&L SUPPLY 90° Bend/Angled Valve Stem — 8 mm (0.32") , Silver

Right-angle valve stem that simplifies tire inflation on dual-disc wheels; fits most tubeless rims.

€3.02 €4.09

$90° Angle Valve Stem — 11.5 mm hole (0.45\"), Gold$

-€2.50

K&L SUPPLY 90° Angle Valve Stem — 11.5 mm hole (0.45\"), Gold

Angled short valve stem with a direct 90° bend for easy inflation on dual disc wheels. For tubeless tires.

€7.07 €9.57

Tire Pressure Monitoring System (TPMS) Sensor Bracket Assembly — bolt-on kit, Silver

-€8.99

PERFORMANCE MACHINE (PM) Tire Pressure Monitoring System (TPMS) Sensor Bracket Assembly...

Bracket assembly that mounts a TPMS sensor to the existing valve stem; o-ring and hardware included. Sensor not included. Fits new Harley-Davidson models.

€40.44 €49.43

High-Performance Piston Kit — 3.4955 in piston diameter, 10.5:1 compression, 1200 cc displacement

-€93.31

WISECO High-Performance Piston Kit — 3.4955 in piston diameter,...

Complete top-end piston rebuild kit with X-Ring package and hardware. Made in the USA.

€264.01 €357.32

Piston Kit with Gaskets — Piston diameter 3.934", Displacement 1746 cc

-€152.67

WISECO Piston Kit with Gaskets — Piston diameter 3.934", Displacement...

Forged high-silicon aluminum pistons with Armor Plating; kit includes pistons, pins, retainer clips, top-end gasket kit and VM-Rings. Made in USA.

€431.93 €584.60

-€1,212.13

S&S CYCLE Top End Kit — 74 cu in, 3-7/16" bore, 8.0:1 compression

Complete S&S top-end kit with heads, pre-fit forged pistons, and all necessary hardware for quick installation.

€3,425.64 €4,637.77

-€723.44

S&S CYCLE Top End Kit — 3-1/2" bore, 80", 8.0:1

Complete top-end kit with S&S Shovelhead-style heads, stock-bore cylinders, pre-fit forged pistons, hardware and gaskets. Made in USA.

€2,813.38 €3,536.82

-€419.97

S&S CYCLE 91 cc Super Stock® Cylinder Heads — Powder-Coated Wrinkle Black

Designed for S&S® T-Series T2 long block engines for Harley Davidson® big twins
2.000" intake and 1.605" exhaust valves with S&S® ports
S&S® high performance valve springs support cam lift up to .650"
Compatible with stock rocker boxes, exhaust, and intake manifolds
Requires S&S valve cover gasket kit; not machined for compression releases

€1,633.25 €2,053.22

4-1/8" Bore Cylinder — 4.125" bore, 4.625" stroke, for '99-'17 Twin Cams, Black powder-coated

-€213.62

S&S CYCLE 4-1/8" Bore Cylinder — 4.125" bore, 4.625" stroke, for '99-'17...

Bored slightly under nominal and supplied un-honed with a stock bolt pattern; made for 124" Hot Set Up Kits on '99-'17 Twin Cams. Requires crankcase machining.

€830.76 €1,044.38

Piston Kit — 4.077" piston, 114 CI displacement, 11.0:1 compression

-€115.92

WISECO Piston Kit — 4.077" piston, 114 CI displacement, 11.0:1...

ArmorX™ coated piston kit with ArmorFit™ skirts, dome design for efficient burn, dedicated rings, and complete hardware included.

€327.99 €443.91

-€114.36

WISECO Piston Kit — 4.122" piston, 11.0:1 compression, 117 CI

ArmorX™ coating for reduced wear and ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the USA.

€323.56 €437.92

-€115.92

WISECO Piston Kit — 4.247" piston, 11:1 compression, 124 CI

ArmorX™ and ArmorFit™ coatings reduce wear and ensure smooth, quiet operation. Dome design and precision components improve combustion and reliability. Complete kit with pistons, rings, pins, and circlips. Made in the USA.

€327.99 €443.91

Tracker Series™ Piston Kit — 3.875" bore, 1546 cc

-€68.28

WISECO Tracker Series™ Piston Kit — 3.875" bore, 1546 cc

Two-piston kit with forged crowns, precision-fit rings, force-fed pin oiling, pressure-seal groove and ArmorGlide® skirt coating for reduced friction and improved durability.

€193.19 €261.47

$Tracker Series™ Piston Kit — Bore 3.895\", Stroke 4.000\", 1562 cc$

-€68.28

WISECO Tracker Series™ Piston Kit — Bore 3.895\", Stroke 4.000\",...

Two-piston kit with forged crowns, precision-fit rings, force-fed pin oiling and ArmorGlide® skirt coating for improved durability and sealing.

€193.19 €261.47

Tracker Series™ Piston Kit — Bore 3.937 in, Stroke 4.375 in, Compression 10.5:1

-€72.30

WISECO Tracker Series™ Piston Kit — Bore 3.937 in, Stroke 4.375 in,...

High-strength piston kit with precision-fit rings, force-fed pin oiling, pressure-seal groove and low-friction skirt coating. Packaged with two pistons, rings, pins and circlips; made in the USA.

€204.57 €276.87

-€111.66

S&S CYCLE Piston Kit for Super Stock® Heads — 80 cu in, Bore 3.500 in

For S&S® Super Stock® Heads only. Kit includes pistons, rings, wrist pins, and circlips. Made in the USA.

€434.24 €545.90

Piston Kit for Super Stock® Heads — 80", 3.500" bore, 4.250" stroke

-€114.09

S&S CYCLE Piston Kit for Super Stock® Heads — 80", 3.500" bore, 4.250"...

Complete piston kit for S&S® Super Stock® Heads; includes pistons, rings, wrist pins, and circlips. Deck height 1.3750" for 80" engine. Made in the USA.

€443.67 €557.76

-€99.53

S&S CYCLE Piston Kit 80" Stock Big Twin — 80", 3.530", 4-1/4"

Forged piston kit for stock Big Twin motors; includes pistons, rings, wristpins, and clips. Made in the U.S.A.

€387.03 €486.56

-€99.53

S&S CYCLE Forged 3-5/8" Bore Piston Kit — 3.625" bore, standard

Forged pistons for superior strength and durability.

Modern alloys and skirt profiles reduce noise and extend engine life.

Includes pistons, rings, wristpins, and clips.

€387.03 €486.56

-€91.87

S&S CYCLE Forged 3-5/8" Bore Piston Kit — +0.010" oversize

Forged pistons for superior strength; includes pistons, rings, wristpins and clips.

€357.27 €449.14

-€97.10

S&S CYCLE Forged 3-5/8" Bore Piston Kit — 3.645", +0.020"

Forged pistons for superior strength and long engine life; kit includes pistons, rings, wristpins, and clips.

€377.58 €474.68

-€99.53

S&S CYCLE Forged 3-5/8" Bore Piston Kit — Bore 3.655", Oversize +0.030"

Forged piston kit with modern alloys; includes pistons, rings, wristpins, and clips.

€387.03 €486.56

High-Performance Forged Piston Kit — 1700 cc, 3.885" bore, 4.375" stroke, 9.0:1 compression

-€115.92

WISECO High-Performance Forged Piston Kit — 1700 cc, 3.885" bore,...

Forged piston kit with ArmorGlide™ coated skirts, rings, retainer clips, and chrome piston pins. ArmorPlating on Twin Cam pistons improves ring seal and detonation resistance. Made in the USA.

€327.99 €443.91

$High-Performance Forged Piston Kit — Bore 3.885\", Stroke 4.375\", Compression 10.5:1$

-€115.92

WISECO High-Performance Forged Piston Kit — Bore 3.885\", Stroke...

Forged piston kit with ArmorGlide™ skirts, rings, retainer clips, and chrome piston pins; Twin Cam ArmorPlating for added protection. Made in USA.

€327.99 €443.91

-€148.67

S&S CYCLE Piston Kit for Hot Set Up Kit® — Bore 4.125", 111/117/124 cu in

Complete piston kit with rings, wristpins, and clips. Made in the USA. Fits up to 4-5/8" stroke; deck height 1.050".

€585.33 €734.00

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