S3 is the specialist in Trial and Enduro parts. Innovation and high quality are the key words guiding the design of the elements that will make a difference. Tested in all conditions, the S3 products are at the cutting edge of technology and equip the best riders and trial teams. 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 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 Fitment : KTM::EXC300::::::
