Go to the new official configuration! This29 mm valve box lid, recognisable by its colorblue, is the essential update for IAME X30 engines from 2024 onwards.

Designed by the competition department of IAME, this conveyor optimizes the gas flow entering the engine. By increasing the internal diameter to 29 mm, it allows more efficient crankcase filling, resulting in a significant improvement in torque and high speed power.