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Audi Self-locking center differential
Automotive
Advertisement In 2005, Audi set off the next stage in the evolution of its classic Quattro drive system in the second-generation RS 4. The new self-locking center differential, which is used in many models today, remained true to the principle …
VC-Turbo Engine
Automotive
Advertisement The VC-Turbo engine utilizes a multi-link system that continuously varies piston top dead center (TDC)?  bottom dead center (BDC) positions, allowing free control of the compression ratio critical factor of power and efficiency, on-demand.  This makes it the world’s …
What is VCR?
Automotive
Advertisement (VARIABLE COMPRESSION RATIO ENGINES) Making the compression ratio variable is a significant source of innovation that is already generating edifying results. The compression ratio of a reciprocating internal combustion engine is defined by the relationship between the cylinder volume …
LEARN TO READ BOLT SPECIFICATIONS
Automotive
Advertisement A bolt is a type of threaded hardware fastener that is used to position two workpieces in specific relation to each other.  Bolts come in several configurations for their application and specification variances. Each bolt is specified with some …