54Mm Cylinder Head Assembly – 150Cc Atv Performance Upgrade

Description

Chinese ATV Cylinder Head Assembly

54mm – 150cc

Version A 

There are 2 versions of the GY6 150cc engine.  This kit is for version A engine.  PLEASE check measurements and specs BEFORE you order.  

Complete cylinder head assembly with valves for 150cc 4-stroke engines.  Fits many makes and models of GY6 150cc engines.  Check pictures, specs and measurements for verification of the correct part.

The A engine has 54mm spacing, center-to-center, on the cylinder head stud holes.   The B  engine has 57mm spacing on the cylinder head stud holes.

Head description:

• Intake port diameter: 28mm (1.10 in)
• Exhaust port diameter: 23mm (0.90 in)
• Cylinder height: 60mm (2.36 in)
• Cam and rocker arm not included.

*NOTE: If your head measure approximately 3.0 inches, this head will not replace your head.  Your engine is a 150cc VERSION B and requires a different head. 

Need gaskets too?

Chinese Gasket Set – 54mm – 150cc Engine – Version A – Long Case

Explore more from our collection.