TR Tony checks in on how to test a car thermostat and in this case it’s the one out of the 3.0Litre V8 Stag engine, so it has to be working well!!

With several tips on what to look for, it’s a simple process that might give you some insight as to the operation of your motor!

Don’t forget to grab your free ‘Arry The Stag! Badge of Honour! here..