If you find oil in your intake manifold, it's not something that should be ignored, but what has caused it isn't always clear ...

Dressed in NRE billet fully CNC machined valve covers and a cast-aluminum timing cover from Milodon, this engine rocks a billet BDS 14-71 front offset blower and a BDS Competition intake manifold.

“It may also be accompanied by flame from either or both of the engine inlet and engine exhaust,” the aviation site says. In the report, the investigators said the “witness report of a loud bang at ...

Forbes contributors publish independent expert analyses and insights. An aerospace expert and Managing Director of The Lundquist Group.