- chrome steel
- city car
- clearance volume
- clamping load
- classic car
- click
- climbing resistance
- clocking
- close coils
- cloth upholstery
- cluster gear
- clutch
- clutch cable
- clutch chatter
- clutch clearance
- clutch cover
- clutch disc
- clutch disk
- clutch fluid
- clutch fork
- clutch gear
- clutch judder
- clutch pedal
- clutch rod
- clutch shaft
- clutch sleeve
- clutch slip
- clutch slippage
- clutch stop
- clutch throwout
- CO meter
- coach
- coach construction
- coach lining
- coarse pitch
- coast
- coat
- clipping point
- clock
- closed crosshead
- closing panel
- cock
- cockpit
- code light
- cogged belt
- coil coating
- coil tower
- coker up
- coil
- coil chimney
- coil lead
- coil wire
- cold starting
- collar
- colour-coded
- cold specifications
- combined
- commutator
- commutator brush
- compensating jet
- compensating well
- competition car
- compress
- compression ignition
- compression tester
- compressor
- component sharing
- comprehension insurance
- compression gauge
- compression moulding
- compression ring
- company logo
- compensation port
- compound motor
- concealed headlight
- cone bearing
- computer aided
- cone reducer
- company car
- compound glass
- compression stroke
- compressor impeller
- connecting rod
- connector
- computer controlled
- con rod
- concealed wipers
- concept car
- conductor
- cone
- console
- contact chatter
- contact arm
- contact breaker
- contact gap
- control plunger
- control unit
- converter cover
- cooling jacket
- conversion rate