Piston

Showing 1–24 of 54 results

Samurai 58.5mm 155cc Big Bore Cylinder Kit for Yamaha Zuma 125

$185.99

Samurai 58.5mm Big Bore Cylinder Kit for the Yamaha Zuma 125. Upgrades your engine to 155cc! Bore: 58.5mm Overall Height (cylinder): 93mm *Professional installation is recommended. Some modification may be required.

RnDmoto 100CC 50mm Big Bore Cylinder Kit for GY6-50 139QMB / QMB139 49cc Scooters

$89.95

Everything you need to bump your 139qmb engine up to a whopping 83cc. Many places commonly call this a 100cc kit. The bore diameter is a full 50mm, the largest you can go! Get the advantage on everyone else and …

Malossi crankshaft MHR RHQ 85mm conn-rod for 12mm piston pin for Minarelli

$295.99

High compression MHR racing crank from Malossi with 85mm length rod with 12mm gudgeon pins especially for 50cc MHR Team cylinders with modular head [M.3111511]. With 5mm spacer kit for other racing cylinders with 70cc capacity. Top Malossi quality and …

Top Performance 70cc Cylinder Kit Top Performances Trophy 70cc for Minarelli LC

$249.99

Minarelli Race 70cc Cylinder Kit Top Performances Trophy 70cc for Minarelli LC by Top Performance Scooter Parts One of our best Streetrace cylinder from Top Performances. The power output is much like that of the Stage6 Streetrace cylinder, Stage6 Sportpro …

Buzzetti piston mounting tool 45-80mm

$14.99

Very useful tool for installing pistons. Clamps the piston rings allowing the piston to glide smoothly into place. Suitable for pistons sized from 45-80mm.

Naraku piston set 180cc 63mm for SYM 4-strokes

$39.99

Naraku piston kit [63mm / 180cc] 4-stroke Naraku Piston kit for the 4-stroke cylinder, 180cc GY6 original cylinders and 180cc cylinder kits from other manufacturers. Set contains all relevant parts, such as piston, rings, gudgeon pin and circlips.  

Naraku piston set 180cc 63mm forged version for GY6, Kymco AC

$59.99

Forged 63mm Naraku piston for 180cc cylinder kits for GY6 and air-cooled Kymco scooters. The manufacturing of this forged piston means it is more durable and minimises friction. The raised piston skirt ensures a tighter fit.  

Piston pin circlips Racing C-Clip 10mm

$1.99

101 Octane 10mm gudgeon pin circlips. Ensure the circlip groove is completely clean prior to installation and that the clip sits securely in the groove. We recommend installing the opening of the clip counter to the piston rotation. 2x C-style …

Naraku Scooter Performance Parts Piston Pin Circlips 12mm for Minarelli, Piaggio, Daelim CPI, Keeway, Kymco, SYM Various Engine Models of Scooters and Mopeds

$1.99

Naraku Scooter Performance Parts Piston Pin Circlips 12mm Naraku for Minarelli, Piaggio, Daelim CPI, Keeway, Kymco, SYM Various Engine Models of Scooters and Mopeds 12mm gudgeon pin circlips from Naraku. Ensure the clip groove is clean and will allow the …

Naraku Scooter Piston Pin Circlips 10mm for Minarelli, SYM, Yamaha, Aprilia multiple scooter applications

$1.99

Naraku Scooter Piston Pin Circlips 10mm for Minarelli, SYM, Yamaha, Aprilia multiple scooter applications 10mm gudgeon pin circlips from Naraku. Ensure the clip groove is clean and will allow the circlip to seat properly. When installing, we recommend opening the …

101 Octane brand Piston Pin Circlips Racing C-Clip 12mm for 50cc Scooters Replacement Parts

$1.99

Piston Pin Circlips Racing C-Clip 12mm for 50cc Scooters by 101 Octane Replacement Parts 101 Octane 12mm gudgeon pin circlips. Often overlooked, it`s a good idea to pay attention to your choice of gudgeon pin. Even if the C-type clip …

Naraku Scooter Performance HD Small End Bearing 12x16x16mm Heavy Duty Series

$4.99

Naraku Scooter Performance HD Small End Bearing 12x16x16mm Heavy Duty Series Naraku small end bearing [HD-Quality] – 12x16x16. Suitable for Minarelli AM engines. Naraku is one of the best known scooter brands from Taiwan. The company has made a name …

Naraku 13mm Scooter Performance Parts Piston Pin Circlips 139QMB

$1.99

13mm Naraku Scooter Performance Parts Piston Pin Circlips 13mm gudgeon pin circlips from Naraku. Ensure the clip groove is clean and will allow the circlip to seat properly. When installing, we recommend opening the circlip against the travel of the …

101 Octane GY6 Cylinder Kit 150cc for China 4-stroke GY7, GY6-B, BN157QMJ, ZNEN, PUMA, BINTELLI, BN157QMJ

$49.99

GY6 Cylinder Kit 150cc for China 4-stroke GY7, GY6-B, BN157QMJ, ZNEN, PUMA, BINTELLI GY27398 Replacement cylinder kit for all 150cc 4 stroke Chinese imports with the GY6B or GY7 (157QMJ) 150cc Engine. These have 54mm stud spacing. If you have …

Stage6 R/T Cylinder Kit “MKI “70cc Piaggio NRG / Runner BBK

$399.99

Stage6 R/T 70cc Cylinder Kit MKI Piaggio NRG / Runner, a top-of-the-range “Hyper Racing” kit with a 47.6mm diameter (70cc) developed by Stage6’s R/T department (“Racing/Team”) for Piaggio / Gilera LC. The kit includes: Nikasil-plated Aluminium Cylinder with 6 transfer …

Stage6 R/T Big Bore Cylinder Kit “MKI” 70cc Minarelli / JOG / Yamaha Aerox / MBK Nitro BBK

$379.99

Stage6 R/T 70cc Cylinder Kit MKI MBK Nitro / Aerox,  a top-of-the-range “Hyper Racing” kit with a 47.6mm diameter (70cc) developed by Stage6’s R/T department (“Racing/Team”) for Minarelli horizontal. Nikasil-plated Aluminium Cylinder with 6 transfer ports and a bridged exhaust port HQ Piston, …

SSP-G 171cc Drop In Cylinder Kit – Aluminum 61mm for GY6 157QMJ 125-150cc Engines

$155.99

61mm Aluminum Drop in cylinder kit for 125cc and 150cc GY6 engines, commonly referred to as a 171cc kit. In most cases, no special tools are needed for the job and no engine case machining is required! Old style GY6 …

SSP-G Zuma 50F Big Bore Cylinder & Head Kit – 47mm BBK

$449.99

SSP-G 47mm Big Bore Cylinder and Head Kit for the Yamaha Zuma 50F 4 Stroke Liquid Cooled Scooter and many other makes and models including the Vino Classic 50cc (4 stroke model). Upgrades to 75.6cc displacement! Includes cylinder, 3-Valve cylinder …

Naraku V.2 GY6-50 / 139QMB 52mm BBK with complete assembled head. Kymco 49cc 2V (110cc)

$179.99

With the latest V.2 Cylinder kit series from NARAKU, we can offer a more advanced product. The bore has been taken out to 52.4mm. The external diameter of the cylinder base has not been affected by the increase in displacement. …

Naraku piston set 50cc for Yamaha 4T LC

$19.99

Complete piston kit including rings, gudgeon pin and gudgeon pin circlips for original or Naraku replacement cylinders. Replacement piston kit has the same piston coating as on the Naraku 50cc cylinder kit. We recommend ordering the required replacement gasket set …

Taida Motor 63mm 2V 2-Valve Piston Kit 30.5/26.5 for GY6

$64.99

Performance Taida Valve Set 2V larger 30.5/26.5 intake / exhaust valves. This Taida Valve Set 2V 30.5/26.5 fits Taida Cylinder Head [63mm-67mm] 2V for GY6 180cc-232cc engines (scooters, quads, and buggies). To increase performance, we suggest a performance camshaft. Specifications: …

Taida 63 mm 4-Valve Forged Piston Kit for GY6 based Chinese Scooter Engines

$59.99

Taida Motor 63 mm 4-Valve Piston Kit Forged piston offers better durability and reduced friction for GY6 125/150cc + engines. Comes as seen with forged (not cast) 4V Piston, rings, clips and wrist pin

SSP-G Piston Kit for 4-Valve Head 63mm For GY6

$39.99

SSP-G GY6 Piston Kit for 4-Valve Head. Choose from 63mm   Fits: Avanti, Baja, Baotian, Baron, Bashan, BKM Sauron, Boreem (BMS), Boss, Bravo, CFMoto, Diamo, Dotera, Eton, GY6 QMI/QMJ 152/157, Honda, JM Star Tomahawk II, Kazuma, Kymco, Lifan, Qingqi, Redcat, …

Hoca Piston Kit for 4-Valve Head 63mm For GY6

$39.99

GY6 Piston Kit for 4-Valve Head. Choose from 63mm   Fits: Avanti, Baja, Baotian, Baron, Bashan, BKM Sauron, Boreem (BMS), Boss, Bravo, CFMoto, Diamo, Dotera, Eton, GY6 QMI/QMJ 152/157, Honda, JM Star Tomahawk II, Kazuma, Kymco, Lifan, Qingqi, Redcat, Roketa, …