TSP .660" POLISHED Dual Spring Kit w/ PAC Valve Springs, Titanium Retainers, & PRC Integrated Seat/Seal

Texas Speed & Performance is proud to offer the latest version of the best dual valve spring kit on the market!  This kit now includes our patent-pending Precision Race Components integrated seat and seal.  You no longer have to worry about special installation tools for your valve seals, tearing a valve seal upon installation, or valve seals popping off!  Our new integrated seat and seal will work with factory-size valve guides and CANNOT be used on any aftermarket bronze guide applications!The polished TSP .660" spring kit featuring PAC valve springs is the newest offering in valve spring technology offering the latest processes and material for maximum spring life.  PAC Racing is a leader in valve spring technology, so it was only natural to team up with the best in the valve spring industry for our latest offering in a valve spring kit!  We have developed a .660" dual spring kit with the help of PAC Racing that still offers excellent valvetrain control, even for the more aggres