Sometime ago I was able to buy a part was missing under the hood of my 1929 Chrysler model 75. It is a sort of "engine vibration absorber". It is an steel arm attached to a bumper at the firewall, this arm connects to a regular bolt in the engine head.
I have now decided to install it, but I would like to understand how it works, why Chrysler developed such system, if there is any special actions I should take to install the part, and if it is really useful. Any ideas?
In my perception the level of vibration of the engine seems to be normal. After I installed thick