Adjusting a fixed-jet carburettor
![Adjusting a fixed-jet carburettor](https://www.howacarworks.com/illustration/891/typical-fixed-jet-carburettor.png)
A fixed-jet carburettor mixes air and fuel by means of several jets . The jets are small holes which allow precisely controlled amounts of fuel or air to flow through them. The amounts are governed by the diameter, length and shape of the jets.
A fixed-jet
carburettor
mixes air and
fuel
by means of several
jets
. The jets are small holes which allow precisely controlled amounts of fuel or air to flow through them. The amounts are governed by the diameter, length and shape of the jets.
![](https://www.howacarworks.com/illustration/892/adjusting-a-weber-carburettor.png)
Adjusting a fixed-jet carburettor
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