The lower Engine part with main rod bearing journals. It converts reciprocating motion to rotary motion.
A shaft mounted inside the differential case, provide support and pivot for the differential pinion gears.
In a manual transmission, a device that allows the driver to engage disengage the engine from the drivetrain; in automatic transmission, a device capable of both holding and turning members of the planetary gearset; a device used to engage and disengage and A/C compressor.
The plain bearing shells located in the big end of the connecting rod that support the connecting rod piston on the crankshaft.