This CP piston and ring set includes four pistons specified for Audi TT/RS3 MQB engines with an 82.50 mm bore, 23 mm pin and a 10.0:1 compression ratio. Supplied as a matched set of four, it supports engine rebuilds or multi-cylinder replacements where factory-matching pistons and rings are required to restore correct fit and compression across the bank.
CP Piston & Ring for Audi TT RS3 MQB - Bore (82.50mm) - Pin (23mm) - CR (10:1) - Set of 4