Beta Evo Head Cover & Insert Kit S3 300 Low Compression

New kit cylinder head + insert + o-rings ready to assemble and enjoy new sensations!

*All STKA/STKB kits include: cylinder head, insert and O-rings.

FOR BETA EVO 09-25 300 LOW COMPRESSION 

S3 heads are made by forging process and using best alloys available, shiny finish in anodized colors.

Specific compression inserts design offers the possibility to adapt engine setting to YOUR CHOICE

S3 Cylinder heads can hold more water flow and have stronger walls, helping with the cooling rate, this improve low and high revs power.