Car innovations design history and theory, from the last 100 years.
Car Catalytic converter A catalytic converter is a vehicle emissions control device which converts toxic byproducts of combustion in the exhaust of an internal combustion engine to less toxic substan ...
Car Center caps A center cap, or centercap is a decorative disk on an automobile wheel that covers a central portion of the wheel. Early center caps for automobiles were about three inches in diamete ...
Chapman strut History The Chapman strut is a design of independent rear suspension used for light cars, particularly sports and racing cars. It takes its name from, and is best known for its use by, ...
Chrysler Wheel PCD & Offsets Guide Model Year PCD Offset Bore 300C 04 on 5×114.3 15 to 20 71.5 300 m 98 on 5×114.3 35 to 40 71.4 Concorde & LHS 93 on 5×114.3 35 to 38 71.4 Le Baron 96 on 5×100 35 to ...
Citreon Wheel PCD & Offsets Guide Model Year PCD Offset Bore Berlingo 96 on 4×108 15 to 18 65.1 Berlingo 08 on 4 x 108 15 to 25 65.1 C1 05 on 4×100 35 to 45 54.1 C2 03 on 4×108 15 to 27 65.1 C3 02 on ...
Automotive clutch explained A clutch is a mechanical device that provides for the transmission of power (and therefore usually motion) from one component (the driving member) to another (the driven m ...
Car Coilover A coilover is an automobile suspension device. "Coilover" is short for "coil spring over strut". It consists of a shock absorber with a coil spring encircling it. The shock absorber and ...
Engine Combustion chamber A combustion chamber is the part of an engine in which fuel is burned. Internal combustion engine The combustion process increases the internal energy of a gas, which transl ...
Engine Compression ratio The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its lar ...
Engine Connecting rod In a reciprocating piston engine, the connecting rod or conrod connects the piston to the crank or crankshaft. Together with the crank, they form a simple mechanism that convert ...
Connecting rods manufacture size comparison Guide Big End Diameter - Small end diameter - Length Audi S3 / TT 1.8Ltr. 20V Turbo 50.6mm 20mm 144mm A3 2.0Ltr. T FSI 50.6mm 20mm 144mm S2/RS2 / 2.2L 50.6 ...
Car Contact breaker explained A contact breaker (or "points") is a type of electrical switch, and the term typically refers to the switching device found in the distributor of the ignition systems of ...
Car Contact patch Tyre explained Contact patch is the portion of a vehicle's tire that is in actual contact with the road surface. It is most commonly used in the discussion of pneumatic tires, (i.e. ...
Automotive Continuously variable transmission A continuously variable transmission (CVT) is a transmission that can change steplessly through an infinite number of effective gear ratios between maxim ...
Car Control arm In automotive suspension, an automobile's control arm or wishbone (aka. A-arm or A-frame) is a nearly flat and roughly triangular suspension member (or sub-frame), that pivots in two ...
