Mistubishi EVO X Beehive Valve Springs with Titanium Retainers

Premium PACALOY™ spring set has been designed for the serious racer for high rpm, high boost racing applications. 85lb seat pressure at 34.2mm installed height. 185lb at 11.5mm valve lift. Coil bind 21.0mm. Suits up to 10,000rpm and 50psi boost.  

Brand Kelford Camshafts
Man Part No KVS11-BT