Pete reeve did and may still do oversize pistons.... tbh for the price i'd investigate JE forged and the like unless your unlikely to do much to the engine.
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1986 UR Quattro - (1982) Lombard RAC Group 4 recreation - #24 H.Demuth/J.Daniels
1981 VW mk1 golf GTi - now 5cylinder and RWD.
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