Birsay Earl's Palace, ruined 16th century castle. Brough of Birsay, The Ruins of Norse village on Brough of Birsay, Orkney, Scotland June Stock The tidal Island Brough of Birsay in Orkney, Scotland Stock Photo Alamy The tidal Island Brough of Birsay in Orkney, Scotland Stock Photo Alamy Remains of Celtic and Viking settlements on the Brough of Birsay. Professional Series forged racing pistons from Wiseco are no expense spared pistons designed for the serious racers and builders. Packed full of custom level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco? s Professional Series. This Part Fits: Year Make Model Submodel 1990 1992 Eagle Talon TSi 1990 1992 Mitsubishi Eclipse GS 1990 1992 Mitsubishi Eclipse GST 1990 1992 Mitsubishi Eclipse GSX 1991 1992 Mitsubishi Galant VR 4 1990 1992 Plymouth Laser RS