The CP piston and ring single assembly is made for Audi TT/RS3 MQB engines, specified at an 82.50 mm bore with a 23 mm wrist pin and a 10.0:1 compression ratio. Supplied as a single piston with matching rings, this unit serves as a direct component for engine rebuilds or one-off replacement when that bore and pin size match the application.
CP Piston & Ring for Audi TT RS3 MQB - Bore (82.50mm) - Pin (23mm) - CR (10:1) - Single Piston