Roger Long wrote:

With a four-banger, the pistons tend to stop halfway along the bores. That
would put
the front throw either up or down. That would mean that the prop stops in
the
vertical position when it's indexed this way. Correct?

It's actually about 45 degrees from vertical.

That indicates that the prop was indexed to allow hand-propping, not indexed for the
least vibration.

George Patterson
If you don't tell lies, you never have to remember what you said.