30731512 For C30 C70 S40 S60 S70 S80 XC70 XC90 5 cylinder Turbo - Piston Ring Set 99-12 30731512 Piston Ring Set designed for 5 cylinder turbo engines, engineered to support engine maintenance and function enhancement.Constructed to endure elevated temperatures and pressures typical in turbocharged applications, these piston rings contribute to efficient heat dissipation and under conditions.Compatible with multiple models including C30, C70, S40, S60, S70, S80, XC70, and XC90 from model years 1999 to 2012.The set provides a complete assortment of piston rings suitable for full engine rebuilding projects.Installation is straightforward with standard mechanical tools, making it accessible for both experienced mechanics and skilled DIY users.Once installed, the piston rings help improve engine efficiency, maintain compression, and support consistent power delivery.Designed specifically for use in 5 cylinder turbocharged engines, this ring set supports long-term and stable function during regular.