S3 GasGas 125 Cylinder Head Inserts
Used to bump up the cylinder head compression and get the maximum out of the 125cc TXT motor.
These inserts are for the Gas Gas TXT 125cc bikes with the vertical water house.
They can be used with the S3 Cylinder head Cap/Cover, or the original Gas Gas Cylinder Head cover. (please check your bike some Gas Gas models have a one piece Cylinder head)
STAR HEAD Inserts: Forged in the best aluminum alloy to obtain a top quality component and high durability. Its new design has thicker walls and higher water flow to ensure a better cooling rate. New design: