"I held my own on lap one but that was all I had for today.
The Honda didn't miss a beat all race and roll on later in the week."
Hickman commented on the damp track conditions following the rain delays. "The two boys in first and second were on the money.
Michael is so fast on the small bikes and he has that Ducati signing," he said.
"I don't think if I was 100% fit and it was completely dry the result would be any different, to be honest."
Dunlop enters the rescheduled Sportbike race as the favorite to secure his second victory of the week.
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Meanwhile, the Superstock race originally postponed on Saturday will not take place on Tuesday evening due to ongoing wet weather.