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Cylinder Kit, Naraku 63mm Big Bore for 125cc - 150cc GY6 Scooters, ATVs, Go Karts

List Price: $199.99
Sale Price: $179.99
In Stock
Item Number: NK-CYKT-GY6-63M
Manufacturer: Naraku
Manufacturer Part #: NK600.02
free shipping


Naraku 63mm Big Bore Cylinder Kit for 125cc - 150cc GY6 Scooters, ATVs, and Go Karts


INCLUDES:
  • Cylinder
  • Piston
  • Piston Rings
  • Circlips
  • Wrist Pin
  • Gaskets

NARAKU 63mm GY6 CYLINDER BIG BORE BLAST KIT. RP-NK600.02 An outstanding 180cc big bore cylinder kit from Naraku for GY6 based 125/150cc engines. The bore is 63mm, so the crankcase must be modified at the cylinder inlet. This Naraku tuning . cylinder kit fits on many air-cooled 4-stroke 125-150cc Kymco, REX and Keeway scooter engines and most Chinese import 125/150cc vehicles (scooters, quads and buggies).


To retrieve the full power output of the cylinder, an available cylinder head with larger valves should be installed. When this cylinder does not satisfy your power needs you can also gain more power by installing a Naraku sport camshafts with modified valve timing. ATTENTION: Cylinder head not included.


This is NO Plug & Play installation. It is essential that your work is clean and accurate because your work must go to the very edges. Note: Please measure your crankcase opening before ordering to make sure there is enough space available to modify to fit the cylinder foot in the crankcase. In some models. The crank opening must be modified in order to create enough space for mounting these big-bore cylinders. The outer diameter of the cylinder liner (which extends into the crankcase) is 65mm. 180cc Big Bore Kit for GY6 based engines 125/150cc. The bore is 63mm, so the crankcase must be processed at the cylinder housing, clean work, and here is accuracy in demand because it goes to the very edges.


No Plug & Play installation. Kit fits on many air-cooled 4 stroke 125-150cc Kymco engines (scooters), and most Chinese import 125/150 cc vehicles (scooters, quads and buggies). Suitable with stock cylinder head. To retrieve the full power out of the cylinder for GY6 (not Kymco) is also available in addition, a cylinder head with larger valves to be installed. For all the stands Jeniger, which reaches yet this is still a sport camshafts with modified valve timing is available. Item Nr.: NK600.02 EAN/UPC: 4250362411006 CYLINDER KIT 63MM GY6 150cc to 200cc Cylinder Upgrade More than likely will require boring out the engine


**NOTE: YOU WILL HAVE TO BORE OUT YOUR ENGINE TO COMPLETE INSTALLATION**


**MADE IN TAIWAN**

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