
The MALOSSI Ø40mm cylinder head with decompressor (manufacturer reference 38 4692) is a replacement part designed for Peugeot 103 mopeds. Designed for urban modifications, it accommodates a bore of 40 mm and integrates a decompressor to facilitate starting and idle adjustment during specific installations.
This cylinder head is aimed at riders looking for a reliable solution to complete an engine preparation based on the Peugeot 103. The decompressor eases the kick-start and can simplify adjustments during the break-in period or after the installation of a kit. Its diameter of 40 mm makes it a suitable part for corresponding cylinder/piston kits.
Before installation, check compatibility with your model and the condition of the sealing surfaces. For optimal performance, it is recommended that installation and adjustment be carried out by a qualified mechanic or preparer.
Compatibility (examples):