Mahle MS Piston Set RB25DET 86.50mm Bore 71.7mm Stroke 121.5mm Rod 21mm Pin 11.5cc 8.5 CR - Single

Starting with a 4032 aluminum alloy construction, these Mahle MS pistons are built for the demands of the RB25DET engine. The 86.50mm bore size is a common upgrade for those looking to rebuild or enhance their engine's performance. This specific piston is designed with a 71.7mm stroke and a 121.5mm rod length, contributing to the overall engine geometry and performance characteristics.

With a compression height of 31.3mm and a pin diameter of 21mm, these pistons are engineered to integrate smoothly into your RB25DET build. The 11.5cc dish volume helps achieve an 8.5:1 compression ratio, which is a solid choice for many performance applications, offering a good balance between power and reliability. Each piston weighs in at 353g, contributing to a well-balanced rotating assembly.

Please note that this piston set is not CARB approved and cannot be shipped to California. It is sold as a single piston, so be sure to order the correct quantity for your engine.