Engine

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

-€115.92
Out of Stock

WISECO Piston Kit — 3.937", 4-3/8", 11:1, 1746 cc

ArmorX™-coated pistons with ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the U.S.A.

€327.99 €443.91

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

Piston Kit — 4.125" bore, +0.190" oversize, 4-3/8" stroke, 11:1 compression

-€114.36

WISECO Piston Kit — 4.125" bore, +0.190" oversize, 4-3/8" stroke,...

High-performance Wiseco piston kit with ArmorX™ coating and ArmorFit™ skirt. Includes pistons, rings, piston pins and circlips. Fits OEM and Screamin’ Eagle heads. Made in the U.S.A.

€323.56 €437.92

-€115.92

WISECO Piston Kit — 4.250" bore, 4-3/8" stroke, 11.0:1 compression

Two-piston kit with rings, piston pins and circlips. ArmorX™ coating and ArmorFit™ skirt reduce wear and noise while improving sealing; fits OEM and Screamin’ Eagle heads.

€327.99 €443.91

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

-€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

-€107.90
Out of Stock

PRO-ONE PERF.MFG. Oil Cooler Kit — For 1"-1-1/4" frame tubing, 305 mm (12"), Chrome

Complete oil cooler kit with AN #6 fittings, frame-mount clamps and reducers, CNC-machined billet aluminum construction.

€304.91 €412.81

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

-€94.39

PRO-ONE PERF.MFG. Oil Cooler Kit — For 1"–1-1/4" frame tubing, 305 mm (12")

Compact oil cooler kit with AN #6 fittings, supplied clamps and reducers, and precision-machined components for durable, easy installation.

€266.80 €361.19

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

Oil Cooler Fan — THUNDERMAX EA7000, Black

-€66.20
Out of Stock

THUNDERMAX Oil Cooler Fan — THUNDERMAX EA7000, Black

Reduces oil temperatures using engine temperature and vehicle speed. Quick 15-minute install; no oil cooler removal. Plug-n-play on M8 models with compatible ECM. Made in the USA.

€257.47 €323.67

Oil Cooler Kit — For 1"–1-1/4" frame tubing, 305 mm (12 in), 57.2 mm OD (2-1/4 in), Chrome

-€94.39

PRO-ONE PERF.MFG. Oil Cooler Kit — For 1"–1-1/4" frame tubing, 305 mm (12 in),...

Complete oil cooler kit with AN #6 fittings and frame-mount clamps.

CNC-machined billet aluminum construction for precise fit.

€266.80 €361.19

-€12.46

NAMZ Oil Sending Unit Cover — Billet aluminum, black

Protects the oil sending unit sensor and connector; precision-machined for a snug, low-profile fit. Made in the USA.

€48.43 €60.89

-€12.46

NAMZ Oil Sending Unit Cover — Black

Covers and protects the oil sending unit sensor and connector. Easy installation with a smooth, horizontal finish.

€48.43 €60.89

-€12.46

NAMZ Oil Sending Unit Cover — Black

Protects and conceals the oil sensor and connector; precision-machined for a secure fit. Made in the USA.

€48.43 €60.89

-€12.46

NAMZ Oil Sending Unit Cover — Polished Silver, Billet Aluminum

Provides neat coverage for the oil sending unit sensor and connector. Made in the USA.

€48.43 €60.89

-€12.46

NAMZ Oil Sending Unit Cover — Polished

Fits over the oil sending unit sensor and connector. Made from billet aluminum. Made in the USA.

€48.43 €60.89

-€12.46

NAMZ Oil Sending Unit Cover — Polished silver

Covers the oil sending unit sensor and connector; precision-machined for a consistent fit; made in the USA.

€48.43 €60.89

High-Performance Replacement Ring Set — Bore 3.875", Displacement 103 cu in

-€9.22

WISECO High-Performance Replacement Ring Set — Bore 3.875",...

Replacement ring set for one piston; verify piston compatibility before purchase.

€26.09 €35.31

High-Performance Replacement Ring Set — Bore 3.875", Oversize +0.020", Displacement 95", VM Series

-€11.86

WISECO High-Performance Replacement Ring Set — Bore 3.875", Oversize...

Replacement rings for one piston; fit only matching pistons from the same manufacturer. Sold as a set for one piston.

€33.53 €45.39

-€16.85

PRO-ONE PERF.MFG. Millennium Points Cover — Chrome

Custom aluminum cover with ball-milled finish. Sold individually.

€47.61 €64.46

-€18.53

PRO-ONE PERF.MFG. Chrome Billet Inspection Cover — Smooth

Polished chrome billet inspection cover in ball-end milled or smooth style; includes chrome hardware. Sold each.

€52.38 €70.91

Chrome Billet Inspection Cover — Chrome, Ball-milled, with Forward Controls

-€18.53
Out of Stock

PRO-ONE PERF.MFG. Chrome Billet Inspection Cover — Chrome, Ball-milled, with...

Billet-style inspection cover with included mounting hardware. Sold individually.

€52.38 €70.91

-€48.87

PRO-ONE PERF.MFG. Motor Mount — Chrome, 6061 T-6 aluminum

Precision-machined motor mount with plated finish. Includes mounting hardware; ignition/starter switch sold separately.

€138.15 €187.02

-€6.36

MIKUNI HSR Carburetor Flange Adapter — 42 mm inner diameter, Black

Versatile flange adapter for spigot-type carburetors. Oval mounting holes fit 70–75 mm on-center; clamp included; made in Japan.

€24.70 €31.06

-€6.36

MIKUNI HSR Carburetor Flange Adapter — 45 mm, Black

Oval mounting holes for 70–75 mm centers; rubber flange fits spigot-type carburetors and includes clamp. Made in Japan.

€24.70 €31.06

-€10.32
Out of Stock

WISECO Replacement Ring Set — Bore 3.198", Oversize +0.010", X-Ring

Includes rings for one piston. Fits pistons of the same design only.

€29.22 €39.54

-€10.32
Out of Stock

WISECO Replacement Ring Set — Bore 3.1875", Oversize +0.020", X-Ring

Replacement rings sold for one piston; compatible only with Wiseco pistons.

€29.22 €39.54

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