Top quality, made in the UK especially for Lambretta upgrades from scratch.
 
This is a specifically made 5mm packer plate base gasket to suit the samll block Lambretta engine casing witht the correct stud spacings for the 125/150/175/185/195cc etc casing.
These have been checked to make sure they are correct.  Big surface area around ports for porting.  Essential you get the correct base and head gaskets for settingcorrect port timings and squish height.
 
5mm thick, for use with bigger crank/con rods
 
 
Part number: LUTiSBBP5