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Larry Thweatt's '48 F-1 was a family affair. The stock frame was beefed up in preparation for the tunnel ram-equipped 460 Ford big-block and Total Cost Involved four-link Pro-Street suspension with a Currie-built 9-inch rearend. Larry went out and salvaged a Mustang II frontend and built his own crossmember. He turned to his daughter when it was time to stitch the interior.