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MC Mechanical
The Everyday Mechanic Academy
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All twenty roots
Root 03 · ice
Air & Fuel
Getting the right amount of both to the right place at the right moment.
Zoom 2 · Component · Free
Fourteen point seven
The most quoted number in engine work and the least explained. It is not the mixture that makes the most power. It is the mixture with nothing left over — and the only one the catalyst can work with.