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NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239
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NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239

  • Part #:
    189445
  • Manufacturer Part #:
    1100-1239

Original Price: $134.09


Closeout Price: $48.27

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0 9 HR : 5 0 MIN : 5 0 SEC
Overview of NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239

NCY 81cc Aluminum Performance Cylinder Head.

  • Great quality alloy cylinder head designed to work seamlessly with 1100-1237 81cc cylinder kit.
  • Give your 139QMB the power to handle today's city traffic.
  • You can use this cylinder on all 139QMB engines from SYM, Kymco, QLink, Filly 50 as well as other Chinese scooters with the 139QMB engine.

Note: Rocker arm assembly may be required for some models. Please check the valve stem height as it relates to the rocker arms installation.

Be sure to add an exhaust, upgrade your carburetor and air filter for a complete upgrade.



Included Items:

(1) Cylinder head

No instructions

The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.

Specs for NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239

Type Cylinder Head
Units Each
Weight 2.35 lbs

UPC Code:

812722023126
Specs for NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239
Type Cylinder Head
Units Each
Weight 2.35 lbs
Fitment for NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239

Part 189445 fits the following machines

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Instructions and Manuals for NCY Performance Cylinder Head for 50cc QMB139 Chinese Engines - 1100-1239

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