Billet head for DT125R / TZR 125 Athena 170 or 3MB

Discover our new billet design to replace the cast cylinder heads (stock), this head is fully oring sealed to improve the original gasket that tends to be a common problem in DT world. The thermostat housing was suppressed as prevention measure as DT thermostat tends to get stuck and cause overheating to the thermal group. The combustion chamber is interchangeable so you can use different shaped combustion chamber. This head is meant for non-tuned barrels as Athena 170 or 3MB barrels, it will improve torque and power band. This Billet Head includes: - 1 cylinder head cover - 1 custom designed combustion chamber (Athena170 or 3MB) - 5 cooper washers - 5 Stainless steel bolts M8 - 3 Viton Orings Made in Portugal Shipping takes usually 10 Working days to UK and European Union.