Usually three, but it really depends on the age, number of options, and manufacturer. However, all cars have a timing belt. All cars have an alternator/accessory belt. Some cars have balance shaft belts (ie Porsche 944), some cars have fan belts (older cars), some cars have Power Steering belts. It is usually pretty easy to tell by having a glance under the hood of the automobile.
as many as there are seat belts
As many seat belts the vehicle has.
nil
As many passengers as there are seat belts.
Depends on which car and which belts.
a seat belt for each seat
A car engine has between 1 and 3 belts on average. Each is used to turn one or more accessories like alternators and water pumps.
not if the car was not originally equipped with them.
Assuming you are asking about seat/shoulder belts, yes.
form_title=Upgrade to Automatic Seat Belts form_header=Automatic seat belts can save time and energy. How many seats do you want to upgrade?=_ What sort of features do you want with the seat belts?=_ Has the car ever been damaged?= () Yes () No
an early car did not have very many safety feature but it had air bags and seat belts
Well, if people would buckle up there would not be 63% of car crashes annually.