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Cylinder

(290 products)
50cc Bike Cylinder kits Cylinder Heads and Pistons Camshafts and Valves Cylinder Gaskets Cylinder Accessories
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Circlip Cylinder (alone) Cylinder accessories Cylinder base gasket Cylinder gasket set Cylinder head Cylinder head gasket Cylinder kit Cylinder spacer Engine gasket set Engine pack Exhaust gasket Piston Piston pin Piston ring Stud bolt Temperature sensor Cover Hose connection Nut O-ring Temperature sensor adapter Thermostat Water hose connection
Brand
2Fast Airsal Athena Barikit Bidalot CGN D.R. Derbi Doppler Italkit Malossi Mash Meteor Metrakit MotoForce MotoForce Racing MVT MXS Racing Naraku Parmakit Piaggio Polini Rieju RMS Stage6 Stage6 R/T Standard Parts Top Performances Voca Racing Yamaha YCF
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Polini
Piston Circlip Polini 18mm G-Clip (x1)
Article no.: P272.0130

Piston Circlip Polini 18mm G-Clip (x1)

0,80 €
In stock
RRP
0,90 €
-11% Discount
Polini
Piston Circlip Polini 16mm G-Clip (x1)
Article no.: P272.0100

Piston Circlip Polini 16mm G-Clip (x1)

0,80 €
In stock
RRP
0,90 €
-11% Discount
RMS
Stud Bolt RMS 7x109mm Minarelli horizontal / CPI
Article no.: R121856030

Stud Bolt RMS 7x109mm Minarelli horizontal / CPI

1,40 €
In stock
Standard Parts
Cylinder Stud Bolt M6x105mm (x1)
Article no.: MF96.90103

Cylinder Stud Bolt M6x105mm (x1)

1,50 €
In stock
Standard Parts
Temperature Sensor M14x1.5 CPI / Generic / Masai
Article no.: CGN494804

Temperature Sensor M14x1.5 CPI / Generic / Masai

21,50 €
In stock
Malossi
Cylinder Kit Malossi Testa Rossa 100 Derbi
Article no.: M3119145

Cylinder Kit Malossi Testa Rossa 100 Derbi

496,00 €
In stock
RRP
594,00 €
-16% Discount
Malossi
Cylinder Kit Malossi Testa Rossa 100 AM6
Article no.: M3119078

Cylinder Kit Malossi Testa Rossa 100 AM6

487,00 €
In stock
RRP
594,00 €
-18% Discount
Malossi
Cylinder Kit Malossi MHR Team 80ccm Derbi Euro 3 / 4
Article no.: M3112988

Cylinder Kit Malossi MHR Team 80ccm Derbi Euro 3 / 4

416,00 €
In stock
RRP
455,00 €
-9% Discount
Sale
Malossi
Cylinder Kit Malossi Team 50cc Minarelli AM6
Article no.: M3112381

Cylinder Kit Malossi Team 50cc Minarelli AM6

390,00 €
In stock
RRP
455,00 €
-14% Discount
Malossi
Cylinder Kit Malossi MHR Team 79cc aluminium Derbi Euro 2
Article no.: M3112376

Cylinder Kit Malossi MHR Team 79cc aluminium Derbi Euro 2

426,00 €
In stock
RRP
472,00 €
-10% Discount
Sale
Malossi
Cylinder Kit Malossi MHR Team 79cc aluminium Minarelli AM6
Article no.: M3112386
2

Cylinder Kit Malossi MHR Team 79cc aluminium Minarelli AM6

430,00 €
In stock
RRP
455,00 €
-5% Discount
Bidalot
Cylinder Kit Bidalot RF50WR Racing V2 Minarelli AM6
Article no.: BID11001568

Cylinder Kit Bidalot RF50WR Racing V2 Minarelli AM6

382,00 €
In stock
Sale
Metrakit
Cylinder Kit Metrakit 77cc Pro Race 4 d.50mm Derbi Euro2
Article no.: MK805D1656

Cylinder Kit Metrakit 77cc Pro Race 4 d.50mm Derbi Euro2

283,00 €
In stock
RRP
396,00 €
-29% Discount
2Fast
Cylinder Kit 2Fast 80cc stroke 44.9mm Minarelli AM6
Article no.: TFAST080

Cylinder Kit 2Fast 80cc stroke 44.9mm Minarelli AM6

468,00 €
In stock
Sale
2Fast
Cylinder Kit 2Fast 80cc Derbi Euro 3 / 4
Article no.: TFAST078

Cylinder Kit 2Fast 80cc Derbi Euro 3 / 4

541,00 €
In stock
Bidalot
Cylinder Kit Bidalot Racing RF50WR Minarelli AM6
Article no.: BID11000568

Cylinder Kit Bidalot Racing RF50WR Minarelli AM6

362,00 €
In stock
Sale
Bidalot
Cylinder Kit Bidalot 70cc RF-WR Derbi Euro 3 / 4
Article no.: BID11000688

Cylinder Kit Bidalot 70cc RF-WR Derbi Euro 3 / 4

352,00 €
In stock
RRP
384,00 €
-8% Discount
Sale
Bidalot
Cylinder Kit Bidalot RF70WR Minarelli AM6
Article no.: BID11000668

Cylinder Kit Bidalot RF70WR Minarelli AM6

339,00 €
In stock
349,00 €
-3% Discount
Sale
Bidalot
Cylinder Kit Bidalot Racing RF50WR Derbi Euro 3 / 4
Article no.: BID11000588

Cylinder Kit Bidalot Racing RF50WR Derbi Euro 3 / 4

362,00 €
In stock
RRP
395,00 €
-8% Discount
Sale
Bidalot
Cylinder Kit Bidalot Racing RF50WR Derbi Euro2
Article no.: BID11000578

Cylinder Kit Bidalot Racing RF50WR Derbi Euro2

362,00 €
In stock
Sale
Bidalot
Cylinder Kit Bidalot Racing Factory WR 90cc Derbi Euro 3 / 4
Article no.: BID11000887

Cylinder Kit Bidalot Racing Factory WR 90cc Derbi Euro 3 / 4

503,00 €
In stock
2Fast
Cylinder Kit 2Fast 100cc Derbi 3 / 4
Article no.: TFAST052

Cylinder Kit 2Fast 100cc Derbi 3 / 4

546,00 €
In stock
2Fast
Cylinder Kit 2Fast 100cc Minarelli AM6
Article no.: TFAST050

Cylinder Kit 2Fast 100cc Minarelli AM6

491,00 €
In stock
Sale
2Fast
Cylinder Kit 2Fast 70cc Derbi 3 / 4
Article no.: TFAST049

Cylinder Kit 2Fast 70cc Derbi 3 / 4

468,00 €
In stock
RRP
533,00 €
-12% Discount
Sale
2Fast
Cylinder Kit 2Fast 70cc Minarelli AM6
Article no.: TFAST048

Cylinder Kit 2Fast 70cc Minarelli AM6

518,00 €
In stock
Airsal
Cylinder Kit Airsal Xtrem 80cc Derbi Euro 3 / 4
Article no.: C010810050

Cylinder Kit Airsal Xtrem 80cc Derbi Euro 3 / 4

286,00 €
In stock
Metrakit
Cylinder Kit Metrakit Pro Race 3 70cc Derbi Euro 2
Article no.: MK800D1636

Cylinder Kit Metrakit Pro Race 3 70cc Derbi Euro 2

258,00 €
In stock
RRP
359,00 €
-28% Discount
Metrakit
Cylinder Kit Metrakit Pro Race 3 70cc Derbi Euro 3 / 4
Article no.: MK800D2536

Cylinder Kit Metrakit Pro Race 3 70cc Derbi Euro 3 / 4

289,00 €
In stock
RRP
359,00 €
-19% Discount
2Fast
Cylinder Kit 2Fast 50 AM6
Article no.: TFAST159

Cylinder Kit 2Fast 50 AM6

489,00 €
In stock
New
Top Performances
Cylinder Kit TPR Factory 100cc AM6
Article no.: T99GT52AM00

Cylinder Kit TPR Factory 100cc AM6

599,00 €
In stock
Italkit
Cylinder Kit Italkit 96ccm Derbi Euro 3 / 4
Article no.: IKCK.12.952.GR2

Cylinder Kit Italkit 96ccm Derbi Euro 3 / 4

285,00 €
In stock
Top Performances
Cylinder Kit Top Performances 86cc aluminium 44mm stroke AM6
Article no.: T9924230

Cylinder Kit Top Performances 86cc aluminium 44mm stroke AM6

309,00 €
In stock
RRP
393,00 €
-21% Discount
Sale
Airsal
Cylinder Kit Airsal Xtrem 88cc Derbi Euro 3 / 4
Article no.: C01087550

Cylinder Kit Airsal Xtrem 88cc Derbi Euro 3 / 4

275,00 €
In stock
Bidalot
Cylinder Kit Bidalot RF80WR Derbi Euro 3 / 4
Article no.: BID11000783

Cylinder Kit Bidalot RF80WR Derbi Euro 3 / 4

439,00 €
In stock
Airsal
Cylinder Kit Airsal Xtreme 88cc 45mm stroke Derbi Euro 2
Article no.: C01087650

Cylinder Kit Airsal Xtreme 88cc 45mm stroke Derbi Euro 2

312,00 €
In stock
RRP
320,00 €
-3% Discount
Airsal
Cylinder Kit Airsal Xtreme 88cc stroke=45mm AM6
Article no.: C01137550

Cylinder Kit Airsal Xtreme 88cc stroke=45mm AM6

269,00 €
In stock
RRP
282,00 €
-5% Discount
2Fast
Tuning Kit 2Fast 70cc Derbi Euro 3 / 4
Article no.: TFAST049/PACK1

Tuning Kit 2Fast 70cc Derbi Euro 3 / 4

1.158,36 €
In stock
1.182,00 €
-2% Set-Rabatt
Malossi
Cylinder Kit Malossi MHR Replica 79cc Derbi Euro 3 / 4
Article no.: M3112985

Cylinder Kit Malossi MHR Replica 79cc Derbi Euro 3 / 4

331,00 €
In stock
RRP
396,00 €
-16% Discount
Malossi
Cylinder Kit Malossi Replica 50cc Minarelli AM6
Article no.: M3112199
1

Cylinder Kit Malossi Replica 50cc Minarelli AM6

336,00 €
In stock
RRP
374,00 €
-10% Discount
Malossi
Cylinder Kit Malossi MHR Replica 80cc Minarelli AM6
Article no.: M3112228

Cylinder Kit Malossi MHR Replica 80cc Minarelli AM6

315,00 €
In stock
RRP
396,00 €
-20% Discount
Top Performances
Cylinder Kit Top Performances Trophy 86cc Derbi Euro 3 / 4
Article no.: T9934260

Cylinder Kit Top Performances Trophy 86cc Derbi Euro 3 / 4

237,00 €
In stock
RRP
326,00 €
-27% Discount
Bidalot
Cylinder Kit Bidalot RF50WR Derbi Euro 3 / 4
Article no.: BID11000188

Cylinder Kit Bidalot RF50WR Derbi Euro 3 / 4

343,00 €
In stock
RRP
374,00 €
-8% Discount
Sale
Bidalot
Cylinder Kit Bidalot RF50WR Derbi Euro2
Article no.: BID11000178

Cylinder Kit Bidalot RF50WR Derbi Euro2

359,00 €
In stock
RRP
374,00 €
-4% Discount
Bidalot
Cylinder Kit Bidalot RF50WR Minarelli AM6
Article no.: BID11000168

Cylinder Kit Bidalot RF50WR Minarelli AM6

343,00 €
In stock
RRP
374,00 €
-8% Discount
Sale
Airsal
Cylinder Kit Airsal Xtrem 80cc Derbi Euro 2
Article no.: C01089950

Cylinder Kit Airsal Xtrem 80cc Derbi Euro 2

271,00 €
In stock
Athena
Cylinder Kit Athena Racing 70cc Minarelli AM6
Article no.: AT-P400130100001

Cylinder Kit Athena Racing 70cc Minarelli AM6

264,00 €
In stock
Polini
Cylinder Kit Polini 6000 80cc Minarelli P4 / P6
Article no.: P133.6005

Cylinder Kit Polini 6000 80cc Minarelli P4 / P6

545,00 €
In stock
RRP
642,00 €
-15% Discount
Doppler
Cylinder Kit Doppler Vortex 50cc Minarelli AM6
Article no.: CGN480587

Cylinder Kit Doppler Vortex 50cc Minarelli AM6

254,00 €
In stock
RRP
269,00 €
-6% Discount
Doppler
Cylinder Kit Doppler Vortex 50cc Derbi Euro 3 / 4
Article no.: CGN480588

Cylinder Kit Doppler Vortex 50cc Derbi Euro 3 / 4

242,00 €
In stock
RRP
269,00 €
-10% Discount
Airsal
Cylinder Kit Airsal 80cc Racing Tech Minarelli AM6
Article no.: C1134950

Cylinder Kit Airsal 80cc Racing Tech Minarelli AM6

179,00 €
In stock
191,00 €
-6% Discount
Sale
Airsal
Cylinder Kit Airsal Alu Racing Tech 80cc Derbi Euro 3 / 4
Article no.: C1084350

Cylinder Kit Airsal Alu Racing Tech 80cc Derbi Euro 3 / 4

199,00 €
In stock
206,00 €
-3% Discount
Sale
Airsal
Cylinder Kit Airsal Alu Sport 50cc Derbi Euro 3 / 4
Article no.: C10841399

Cylinder Kit Airsal Alu Sport 50cc Derbi Euro 3 / 4

146,00 €
In stock
Meteor
Piston Meteor 47.57mm (C) Polini / 2Fast 70
Article no.: METP2185C

Piston Meteor 47.57mm (C) Polini / 2Fast 70

50,50 €
In stock
New
Meteor
Piston Meteor 47.56mm (B) Polini / 2Fast 70
Article no.: METP2185B

Piston Meteor 47.56mm (B) Polini / 2Fast 70

50,50 €
In stock
New
Top Performances
Cylinder Kit Top Performances 85cc cast iron stroke 44mm AM6
Article no.: T9921760

Cylinder Kit Top Performances 85cc cast iron stroke 44mm AM6

285,00 €
In stock
RRP
380,00 €
-25% Discount
Top Performances
Tuning Kit Top Performances cylinder 85cc + crankshaft 44mm AM6
Article no.: T9921450

Tuning Kit Top Performances cylinder 85cc + crankshaft 44mm AM6

386,00 €
In stock
RRP
586,00 €
-34% Discount
Sale
MVT
Cylinder Kit AM6 MVT Iron Pro Max 90 stroke 44,8mm
Article no.: MVT-IM113
1

Cylinder Kit AM6 MVT Iron Pro Max 90 stroke 44,8mm

169,00 €
In stock
RRP
199,00 €
-15% Discount
Voca Racing
Cylinder Kit AM6 Voca Bestia 80 black
Article no.: VCR-RD1188.80.CYL/BK

Cylinder Kit AM6 Voca Bestia 80 black

282,00 €
In stock
RRP
311,00 €
-9% Discount
Voca Racing
Cylinder Head modular Voca Race Head 54mm Yamaha DT LC/D red
Article no.: VCR-RD11DT.54/RE

Cylinder Head modular Voca Race Head 54mm Yamaha DT LC/D red

108,00 €
In stock
RRP
132,00 €
-18% Discount
Voca Racing
Cylinder Voca BigBore 100cc d.54mm / 43mm stroke Yamaha DT
Article no.: VCR-RD1130.CYL

Cylinder Voca BigBore 100cc d.54mm / 43mm stroke Yamaha DT

285,00 €
In stock
RRP
311,00 €
-8% Discount
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50cc motorcycle cylinder - the heart of the engine

The cylinder is the heart of every 50cc manual engine. It decides whether the bike delivers real power, revs cleanly, or just runs average. Material, displacement, port timings – every detail matters. But be careful: choosing the right cylinder is only the first step. True performance comes from the complete setup working in harmony: exhaust, carburetor, crankshaft and clutch must all match perfectly. Only when everything works together does the engine reach its full potential.

Most 50cc gearbox mopeds use Minarelli AM6 engines (installed in Rieju MRT, Beta RR, Sherco, Yamaha etc.) or Derbi engines (Euro 2, Euro 3, Euro 4, EBE / EBS, D50B0, used in Derbi, Gilera and even Aprilia from the Piaggio Group). These engines offer enormous potential, provided you know what you are doing.

Cylinder types for 50cc motorcycles - OEM, sport, racing or high-end

Each cylinder has its own profile and intended use, from near-stock replica parts to full-blowb racing machines.

In other words: Sport cylinders are the perfect introduction to tuning, the racing kits are where it gets really serious and the bar is raised, and high-end racing kits are only for pros who know exactly what they're doing and are not afraid to squeeze every last bit of power out of the engine.

50cc cylinders at a glance

⇒ Original 50cc cylinder

Ideal for everyday use. Made from cast iron or aluminum with a two-ring piston. Reliable, low-maintenance, and fuel-efficient. Perfect for riders who prioritize durability over peak performance.

⇒ Sport cylinder
Adds more punch without much effort. Available in cast iron or aluminum, with single- or two-ring pistons. Provides better acceleration and torque while remaining highly reliable. For optimal performance, we recommend fitting an entry-level performance exhaust and a slightly larger carburetor.

⇒ Racing cylinder
Developed for competition and high-performance setups. Significantly more torque and peak power, but requires technical expertise and reinforced components, especially the crankshaft and clutch. Exhaust and carburetor must also match the setup.

⇒ High-end racing cylinder
Top level performance. Fully aluminum with a single-ring piston for maximum power and responsiveness. Requires regular maintenance, professional installation, and compatible high-end components. All parts (crankshaft, exhaust, carburetor, clutch, gearbox, etc.) must be able to handle the increased output.

Note: Racing and high-end configurations are intended exclusively for the race track or competition. Only OEM and some sports kits are approved for road use.

The right cylinder for every use

Whether on the way to school, weekend trips or chasing lap times on the race track - there is the right cylinder for AM6 and Derbi.

Most cylinder kits are supplied complete: Cylinder head, piston, piston rings, circlips and gaskets. Spare parts are available individually, ideal for maintenance or repairs.

We stock top brands such as Stage6 R/T, Motoforce Racing, Athena, Barikit, Italkit, Metrakit Pro Race, Top Performances, Malossi, Polini, Voca Racing, Bidalot - each with its own philosophy. In the end, it’s about finding what fits your riding style best.

50cc tuning - setup and performance

This is where things get serious. To get the best performance from a 50cc Supermoto or Enduro bike, every component has to fit. A sports exhaust, reinforced crankshaft, properly tuned carburettor, optimized ignition and a racing clutch capable of handling extra power. Only a perfectly synchronized setup delivers true performance.

Overview Component combinations:

  • Standard setup: Standard cylinders with homologated components ensure reliable, balanced performance.
  • Sport setup: Slightly larger carburetor (17.5-28 mm) and sports exhaust such as Yasuni R1 or Stage6 Streetrace provide more pulling power. If the displacement remains at 50 cc, the original crankshaft can continue to be used, but a reinforced model offers more safety. A reinforced crankshaft is essential for any increase in displacement.
  • Racing setups : Larger carburetors (19-34 mm) and racing exhausts such as Yasuni R2/R3 or Polini Evo are mandatory. A reinforced crankshaft is not optional, but necessary, and a reinforced clutch is also essential.
  • High-end setups: Maximum performance. Large carburetors (24-38 mm), high-end performance exhausts like Stage6 R/T or 2Fast, reinforced crankshaft, ultra-strong clutch and racing ignition are required to ensure maximum performance over the entire RPM range.

Note: Carburetor size and exhaust volume are guidelines and must always match the engine’s displacement and model series. A 50cc racing kit does not require the same carburetor or exhaust as an 88cc sport cylinder.

FAQ: Common 50cc tuning Questions

Among tuners, technical questions are part of everyday life. Here we answer the hottest topics in the community to help you tune your bike to perfection.

→ How to adjust the carburetor?
Main and pilot jets control the fuel mixture at high and low RPM. Needle position affects mid-range performance. Fine adjustments are done via the air or mixture screw. Use the spark plug color as a reference: ideal is light brown / tan.

→ Which parts increase performance?
Exhaust, cylinder and carburetor have the greatest impact. Complete kits, e.g. from Stage6, make the selection easier and ensure a noticeable increase in performance.

→ Ideal compression ratio and squish clearance?
For road use with 50cc cylinders: 0.8-1.0 mm squish and 11:1 compression ratio are proven values. For track use, squish can be reduced to 0.6-0.7 mm and the compression ratio increased to up to 13:1.

Questions about the setup? Our team of experts will be happy to help at any time.

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