Buyers will be sent a custom piston worksheet that will need to be completed prior to making any custom Porsche 911 piston. Lead time is approximately 12 weeks. Manufactured from 2618 alloy, these custom Mahle Motorsport pistons are optimized for each application and designed to work with LN Engineering Nickies cylinders (cylinders are sold separately). Pistons include DLC coated wrist pins and anti-friction coated skirts no extra charge. Sizeable price breaks are available when purchasing three (3) or more sets. Price valid only with purchase of corresponding Nickies cylinders for aircooled Porsche 911 applications. Please contact us for more information.