This photo shows the TORNADO LPG mixer on top of the engine of a MERCRUISER 5.0 V8.
The carburettor is removed and replaced by a TORNADO LPG mixer and therefore the engine can't run any more on petrol.
The TORNADO LPG system is capable of delivering an air flow of 750 CFM.

In this case the maximum air flow is not limited by the carburettor.

The specifications of the boat are:

Type             :Malibu Response
Length          :6.00 meter
Width            :2,70 meter
weight           :appr. 1065 kg
Engine          :Mercuri 5.7L V8 Vortec
Power           :310 bhp
LPG system:TORNADO