Lean mixtures burn slower and therefore must be ignited earlier to keep that cylinder at the maximum brake torque timing point.
Not exact matches
Ward's solution was to help the
lean mixture to start off
burning by pumping in more energy through a different kind of spark plug.
After months of troubleshooting he finally tore the heads off and discovered
burned valves and gave attribution to the short pipes rather than his
lean mixture and retarded timing.
How this works it that the
lean mixture does not
burn in the cylinder but does in the catalyst if it is hot enough.
From the spark plugs you can tell how rich or
lean the
mixture is, or if the motor
burns oil.
How does a
lean mixture not completely
burn in the cylinder?
Japanese buyers were liable for more annual road tax for selecting the 2.6 l engine over the smaller engines The US version also featured a «Jet Valve», a small secondary intake valve which improved emissions by enhancing swirl in the combustion chamber, allowing for
burning of a
leaner mixture.