Fire On All Cylinders Meaning

(idiomatic) To operate as effectively as possible.

Example: 2011 January 22, Ian Hughes, “Arsenal 3 - 0 Wigan”[1], BBC:
  The performance was a sign of real intent for Arsenal as they continue their pursuit for silverware on four fronts - and with Van Persie firing on all cylinders, the odds look good on them winning a first trophy since 2005.