The CP Piston RB26DETT 86.5/STD Stroke 8.5:1 is designed for high-performance RB26DETT engines, offering an 86.5mm bore size for precise fitment and improved combustion. With a compression ratio of 8.5:1, these pistons are optimized for high-boost forced induction applications, providing the ability to handle more aggressive boost levels without risking detonation. Crafted from forged aluminum, the pistons offer enhanced durability and strength to withstand the extreme pressures and temperatures of turbocharged environments. They are precision-machined to ensure consistent performance, making them a great choice for racing, track builds, and other high-output, high-performance applications.

Features

86.5mm Bore Size – Provides precise fitment and optimizes combustion efficiency for the RB26DETT engine

Standard Stroke – Compatible with the standard RB26DETT stroke for a balanced engine setup

8.5:1 Compression Ratio – Ideal for high-boost applications, allowing higher boost levels while minimizing detonation risk

Forged Aluminum Construction – Offers high strength and durability to withstand extreme performance conditions

Perfect for Turbocharged Applications – Engineered to handle the demands of high-boost, turbocharged setups

Precision Machining – Ensures consistent, high-quality performance, enhancing reliability

Optimized for High-Performance Builds – Suitable for racing, track applications, and other high-output engine setups