Quote:
Originally Posted by Worldtraveller
Some bikes with larger cylinders (a fair number of the big v-twins) have dual plugs/cylinder from the factory already. It does improve performance (usually mileage in the case of the v-twins). Interestingly, most (ICE Engined) aircraft have multiple plugs/cylinder as well.  |
Those aircraft also have 2 manetos with a switch to select both or just one.