Eric Boullier says it is possible McLaren-Honda's leap over the winter will amount to multiple seconds per lap. It was Fernando Alonso who made the original claim that, after a disastrous 2015, finding a whopping 2.5 seconds between now and next season is "realistic".
Many, however, think the Spaniard was simply issuing a veiled warning to McLaren that unless the team makes big progress next year, he may reconsider his commitment to the struggling Anglo-Japanese collaboration.
Bahrain International Circuit - Winter testing
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