John McGuinness has won 15 times on the Mountain Course
John McGuinness continued to set the pace in the second practice session at the Isle of Man TT races on Tuesday.
The Honda Legends rider posted a lap of 129.041 mph on his second circuit of the 37.5 mile Mountain Course.
Kirmington's Guy Martin set the second quickest time (128.261) on the Relentless Suzuki by TAS racing, closely followed by Cameron Donald.
Gary Johnson topped the Superstock timings at 127.717 mph followed by Michael Dunlop and Bruce Anstey.
Michael Dunlop topped the Supersport times with a lap of 125.464 mph, followed by Anstey and William Dunlop.
Most riders were able to complete five laps during the session.