A valve stem seal prevents oil from running down the valve stem into the combustion chamber, and it is important to replace it because worn seals lead to oil consumption, smoke formation and reduced engine performance.
Valve stem seals / valve stem rubbers suitable for, among others, the following models:
V-belt (fan belt) for Iseki TM3160, TM3200, and TM3240 with the E3100 engine. Also fits TM215–TM223, TF317/321, and the SG series. High-quality aftermarket belt, available from stock.