Automotive Terms Dictionary
Acronym for the Society of Automotive Engineers. A professional organization that sets standards for measuring horsepower and torque and for many automotive products such as fasteners, lenses, and lubricants.
South Bound, can be used in describing direction of traffic.
Sealed Beam Headlamp
A one piece, hermetically sealed headlamp in which the filament is an integral part of the unit and the lens itself is the bulb. Sealed beams are relatively inexpensive and when one burns out or the lens cracks, the whole unit is replaced.
Special Import Measures Act (SIMA)
helps to protect Canadian producers from harm or injury caused by the dumping of goods into Canada by foreign exporters or the subsidizing of goods by foreign governments.
|Placed in engine's cylinder head, when engine's cylinder is in the upper position spark plug is used to ignite fuel|
An aerodynamic device, normally on the rear of the vehicle, that changes the direction of airflow in order to reduce lift aerodynamic drag. A spoiler either reduces drag or create a downward force on the car. It is called a spoiler because it "spoils" the normal air flow over the car.
Springs, Torsion Bar
A long straight bar that is fastened to the frame at one end and to a control arm at the other. Spring action is produced by a twisting of the bar.
A predetermined ratio of the steering gears. Usually, the lower the steering ratio, the quicker the response.
The distance the piston travels from bottom dead center to top dead center within the cylinder.
The main support member in a MacPherson suspension system. The strut also serves as the shock absorber.
Supercharging is the compression of an engine's intake charge above atmospheric pressure by means of an air pump driven by a crankshaft. This is not to be confused with a turbocharger which is an air pump that is exhaust driven. A supercharger can provide boost faster than a turbo and over a much broader engine rpm range. The disadvantages of supercharging are higher power demands, more mechanical noise and more complex control requirements.
Includes springs, shock absorbers/struts, and linkage used to suspend a vehicle's frame, body, engine and drivetrain above the wheels.
Sports Utility Vehicle.
MORE FROM CDNAUTO
Canada gas tax breakdown per province - Each litre of gas you're buying, how much of that amount is going to your government? View breakdown across all provinces.
High gas prices? Think again. - So you think you're paying too much for gas?. Take a look at pricing of gas around the world and see how Canada stacks up against other countries.
With gas prices surpassing $1 dollar mark we take a look at other fuel alternatives. Hybrid vehicles, CNG, Propane and other alternatives. Read our article on propane and natural gas
Diesel engine technology has been around for quite some time now. See list of Diesel vehicles that are currently available to you.