CP Piston & Ring Set for Mitsubishi 4B11 Evo X - Bore (86mm) - Size (Standard) - Comp Ratio (10.0)

Forged from high-strength aluminum alloy, these CP Pistons are built to handle the demands of a performance Mitsubishi 4B11 engine. The standard 86mm bore size and 10.0:1 compression ratio are designed to work with the factory cylinder head, making them a solid choice for rebuilding or upgrading your Evo X's engine internals. This set includes everything you need to get your pistons installed and ready for the next stage of your build.

CP Pistons are well-known in the performance world for their robust construction and attention to detail. Each piston in this set is precision-machined to ensure a consistent fit and optimal performance. The included rings are specifically matched to the pistons and bore size, simplifying the installation process and ensuring proper sealing. This is a critical component for anyone looking to maintain or improve the reliability and power output of their 4B11 engine, especially if it's seen significant mileage or is being prepared for more aggressive tuning.

When rebuilding your engine, it's important to have all the necessary components ready. This set comes with the pistons and rings, but remember to also consider new bearings, gaskets, and fluids to complete the job properly. Always refer to the manufacturer's installation instructions for specific details regarding assembly and break-in procedures to ensure the longevity of your new components.