CP Piston & Ring Set for Nissan RB30/RB25DET-Bore (86.5mm)-Size (+0.5mm)-CR (8.5) - Set of 6

Forged from high-strength 2618-T61 aluminum, this CP Pistons set is built for demanding performance builds. These pistons are specifically sized at 86.5mm with a +0.5mm overbore, designed to fit Nissan RB30 and RB25DET engines. The 8.5:1 compression ratio is a solid choice for boosted applications, offering a good balance between power and reliability when paired with appropriate tuning.

CP Pistons are known for their robust construction, which is crucial for handling the increased cylinder pressures and temperatures found in modified engines. Each piston in this set is precision-machined to ensure consistent performance and durability. The included rings are designed to work seamlessly with the pistons, helping to maintain proper sealing and oil control under stress. This set is intended for builders looking to refresh or significantly upgrade their RB engine's bottom end.

This set includes six pistons and their corresponding rings, providing a complete solution for a 6-cylinder engine rebuild. Please note that these pistons are not CARB approved and cannot be shipped to California. Always consult with your engine builder or tuner to ensure these specifications align with your specific build goals and supporting modifications.