GY6 100cc Cylinder Assy (50mm)

100cc(GY6 Big Bore) high performance cylinder kit for 50cc GY6 139QMB scooter engines.

This scooter upgrade kit is a high quality kit that is perfect for upgrading your old 50cc 139QMB engine to 100cc so you don't get left behind in today's fast paced world.

Installing this upgrade kit will increase your engine bore size to 100cc, and includes an aluminum cylinder, piston, piston rings, and gaskets.

After installation, you will see an immediate increase in low end acceleration and an increase in top speed!

This 100cc scooter cylinder kit does not include the cylinder head. Combine this cylinder head with a high performance carburetor and exhaust for an even larger boost in performance.

  • Piston: Ф50mm
  • Piston Pin: Ф13x38mm

QTY in Box: 12PCs/CTN

Mortch Motor parts supported the Brands of BAOTIAN, BASHAN, BENZHOU, CFMOTOR, CHARMING, DAYANG, DINLI, FUXIN, GEELY, GILERA, HANGLONG, HAOJIN, HAOJUE, HISUN, HONGZHOU, HUATIAN, JIAJUE, JIANSHE, JINLUN, JMSTAR, JONWAY, KAITONG, KEEWAY, KINROAD, KYMCO, LIFAN, LINGBEN, LINGTIAN, LINHAI, LINTEX, LONCIN, LONGJIA, MAWI, MEIDUO, MOTORRO, PIAGGIO, QINGQI, RHON, RIEJU, SACHS, SHINERAY, SKYGO, SUKIDA, TAOTAO, VESPA, VONROAD, WANGYE, WONJAN, XINGYUE, XINLING, XINTIAN, YIBEN, YINGANG, ZHONGYU, ZNEN, ZONGSHEN, etc.
Note:
1. Please make sure this parts fits your particular model. Many bikes have the same name but use different parts depending on the year of manufacture.
2. The photos and measurements are for your reference only, and the goods is subject to the real product which you will receive.
3. Import duties, taxes and other customs related charges are not included. Buyers bear all responsibility for all extra charges incurred (if any).
    Product QR Code
  • Brand: Mortch Motor
  • Product Code: MIGY90-4003
  • Product Viewed: 31877
  • Availability: In Stock
  • Weight: 1.00kg
  • Packing Size: 13.00 x 12.00 x 8.00cm
  • $15.80


This product has a minimum quantity of 12

Payment Options:

Delivery Options:

Related Products

GY6 100cc Cylinder Head (50mm) Non-EGR
MIGY90-4002A

There are 2 Cylinder Head versions being factory installed in GY6 scooter engines. They differ only in the valve length. The old version ships in alm..

$13.46

GY6 100cc Piston (50mm)
MIGY90-4007

An affordable 100cc replacement piston in standard quality for 4 stroke Chinese cylinders with 50mm bore. The GY6 replacement piston comes with pis..

$2.17

GY6 100cc Piston Assy (50mm)
MIGY90-4005

An affordable 100cc replacement piston in standard quality for 4 stroke Chinese cylinders with 50mm bore. The GY6 replacement piston comes with pis..

$4.13

GY6 100cc Piston Ring (50mm)
MIGY90-4006

An affordable 100cc replacement piston ring in standard quality for 4 stroke Chinese cylinders with 50mm bore. The GY6 replacement piston ring comes..

$2.18

GY6 100cc Cylinder block(50mm)
MIGY90-4004

Scooters with 50cc 4-stroke cylinders are becoming more and more common on the roads. Unfortunately, they have poor performance, so it's not a bad ide..

$12.54

GY 90cc Cylinder Head (50mm) EGR
MIGY90-4002B

There are 2 Cylinder Head versions being factory installed in GY6 scooter engines. They differ only in the valve length. The old version ships in alm..

$13.86

Tags: 139QMB, 144QMC, 147QMD, 80cc upgrades, Big Bore Kit, Block, Cylinder, GY6, High Performance, Set Motor