This is an aluminium base gasket packer plate made exclusively for Lambretta Upgrades, with the stud spacings for the 200/225 block lambretta engine casing. These have been checked to make sure they are correct, although you may have to open them with a file. Big surface area around ports for porting. It is essential you get the correct base and head gaskets for setting correct port timings and squish height for your engine to run correctly.
These are specifically for use with large con rods, Jap conversion cranks Etc
 
Price includes VAT @ 20%