Bit like a Harley.
They turn large gulps of gasoline into noise, without the annoying by product of horsepower!
Edit: probably should spell check punch lines
As everyone else is writing and I am confirming...
The first line in your first post was hard to interpret. This earned you "English is my second language" badge.
1) Throw in a used 1FZ-FE engine with unknown history will be the cheapest...
I said that the labor to install a used engine (plus whatever that engine costs you to buy) would probably run around $2,000.00.
It appears that both of us are having difficulty reading today. :doh:
This sort of fix is done all the time in third world/developing countries where new parts are hard to find and relatively expensive. And when the world economy falls apart everyone will be fixing their stuff like this.