CP Piston & Ring Set for Mitsubishi 4G63 2G/Evo 8/9 - Bore (85.5mm) - Size (+0.5mm) - CR (10.0)

Forged from 2618 aluminum alloy, these CP Pistons are built to handle the demands of a high-performance Mitsubishi 4G63 engine. This specific set is designed for the 2. generation 4G63, as well as the Evo 8 and 9 models, featuring a bore size of 85.5mm and a +0.5mm oversize. The 10.0:1 compression ratio is a well-balanced choice, offering a good increase in power without being overly sensitive to fuel quality, making it suitable for modified street or track applications.

CP Pistons are known for their robust construction and attention to detail. Each piston in this set is CNC-machined for precise dimensions, ensuring a proper fit and optimal performance. The included rings are designed to work seamlessly with the pistons, helping to create a solid seal for efficient combustion and reduced oil consumption. This set is a popular choice for engine builders looking to upgrade their 4G63 for increased power and reliability, especially when pushing the limits of the stock engine.

When rebuilding your 4G63, using a well-built piston set like this from CP Pistons is a critical step. It's important to note that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper fitment and assembly procedures to ensure the longevity and performance of your engine build.