Mr Presho estimated the house on Tory Island, off the coast of Donegal, had been worth pounds 53,000 but Mr
Doohan's team said its value was pounds 10,000.
He said: "Following James
Doohan's death, we contacted his family and they are supporting our plans for a Star Trek exhibition at Linlithgow.
James
Doohan pictured in August last year and, right, as chief engineer of the USS Enterprise
I think new century, new job," said
Doohan, who has won four world titles.
Four times world champion
Doohan had dictated terms for much of yesterday's session, responding to early pressure from the Kiwi by taking a quarter of a second off his own record pole setting lap of two years ago.
Doohan, all but certain of his fourth world title going into the race, has 195 points with his nearest challenger, team-mate Alex Criville of Spain, sidelined by a hand injury until late in the season.
Ayr could have added more before Peter Grant tried a header from a corner but
Doohan tipped it over.
But when
Doohan was asked to attempt goal kicks the swirling winds made it almost impossible.
Doohan has been crucial to Ayr's terrific start, nailing the No.1 spot in Ian McCall's side who are flying high in the Championship table.
Mr Presho's lawyers estimated the house had been worth EUR60,000 but lawyers for Mr
Doohan said its value was no more than EUR12,000.
Doohan died at at his Redmond, Washington, home with his wife Wende, at his side, Los Angeles agent and friend Steve Stevens said.
Now
Doohan is thinking of staying in the sport as a high-profile team manager.