CP 4B11 EVO Pistons STD Bore 10.0:1 CR SC7224

Please note we do not recommend a standard bore piston with anything other than a new block that has been measured and confirmed it will take a standard bore piston. Any standard bore pistons that are special ordered in will be non-returnable so recommend double checking with your engine builder first. P offers over 140 shelf part pistons from the Sport Compact shelf line with a wide range of bore sizes and compression ratios for the most popular engines. Each of these pistons was designed through extensive research and development with the cooperation of some of the biggest names in motorsports. These pistons are already designed for oversized valves and high lift camshafts. All of our pistons represent the highest quality and are engineered for maximum power. Pistons come with Rings, pins, and locks. In most cases, these are a direct replacement for your stock pistons. CP pistons have been regarded as "the worst kept secret in motorsport" - and for good reason. Features include: Forged from high strength 2618 Alloy Super lightweight designs Fully CNC machined and balanced to within 1 gram Wrist pins included at no extra cost Double pin oilers, force fed from oil ring Pick lock grooves for easy lock removal Huge range of sizes and applications for most imports To Suit Mitsubishi 4B11 Evo engines requiring a standard bore piston. These are 10.0:1 CR. For people who know the difference!