Pneumatic system for storing engines hot oil in cold weather
Pocketed gear differential
Pollution control system
Power unit
Pre-oiling kit for an internal combustion engine
Pre-start lubricator
Prelubrication systems and method
Pressure lubrication for inverted flight
Process for treating oil emissions in a gas turbine engine
Pump control system
Pump drive structure of water-cooled internal combustion engine
Quick-connect engine oil drainage system
Rebuildable spin-on filters
Remote transmission lubrication system
Remotely actuated, reversible drain valve
Replacement oil pan plug
Rocker arm assembly including fulcrum mounted lubricant...
Rocker arm for an internal combustion engine with an...
Roll-over valve
Rotary engine gas seal lubrication system