CP piston and ring set for Audi/Volkswagen 1.8L 20V applications supplies replacement pistons sized to an 82.5mm bore with a listed 9.5:1 compression ratio. This set is intended to service the 1.8L 20-valve engines where those bore and compression specifications are required, providing the pistons and rings needed for rebuild or repair of that 4-cylinder application.
CP Piston & Ring Set for Audi/VW 1.8L 20V - Bore (82.5mm) - Compression Ratio (9.5:1)