RED S3 POWER CYLINDER HEAD RIEJU MR 300 2T 20-24

S3 "Power" cylinder head kit for Rieju MR 300 2T Pro/Racing/Ranger/SixDay from 2020 to 2024

Modifies compression, allowing one more gear to be used, improving power delivery and engine torque. It is also recommended for use at an average altitude of 1000m.

Its design manages to lower the temperature by eliminating the typical hot spots of the original cylinder heads.

Ideal for aggressive riding, looking for strong emotions!

The kit Includes:

• Power nock 
• Cylinder head
• Set of o-rings