Using a thermostat and blocking sleeve?

Blanking Tube

An interesting thread on the MGExp forum relating to the change in the original type of thermostat used on the first MGBs – which matched a recirc port cast into the cylinder head.

Original type Thermostat

The forum discusses how to emulate this original spec with a modern type thermostat and using a blanking sleeve to improve cooling – if you have overheating problems.

Food for thought ……….

Another article i have found on the same subject on the British Car Forum at …….