Info on ford e350 harmonic balancer?

Info on ford e350 harmonic balancer?

Yes, they sure have one.

You can buy a new one. They aren't particularly pleasant to install.

Ask a vague question…

That's the name of the pulley that is attached to the front end of crankshaft on all engines. They are rarely a problem themselves but there's what's called a main seal directly behind them that can fail causing a leak.