S3 Head Cylinder Head & Insert Kit Aluminium Red Gas Gas Pro

S3 made a beautiful piece of machined art that delivers excellent performance. Forged for strength and increased coolant capacity, CNC machined for precise compression ratios and perfect fit then anodized for that factory look.

Comes with 3 inserts, providing "low" , "normal" en "high" compression combustion chambers.

The result is easy bolt-on performance that gives a big boost to low-end and mid-range performance and torque. This is a great bang for the buck for your KTM, Husaberg & Husqvarna 250/300. Does not reduce top-end performance. Does not require race gas.

• Cylinder head S3 STARS HEAD for Enduro / MX,
• They are made in forged aluminium and are absolutely beautiful.
• They are a top quality component and look stunning.
• Made in 3 parts; using the best alloys available on the market, to obtain better output.
• The advantage of these heads is that they hold more water and also the material is a lot thicker which helps with cooling which improves low down power slightly
• Head Stars eliminate the hot points typically localized on cast heads.
• The different volume inserts gives the possibility to adjust perfectly the engine compression.
• You can change the inserts for lower or higher compression (using the same outer part)
• For this models; the heads is delivered in complete kit, the inserts alsoare available per separately.
• Ready to fit
• Anodised
• S3 Laser logo