KVS11 - MITSUBISHI 4B11-T EVO X. High performance PACALOY valve spring set to suit the OEM retainer and spring base. 75lb seat pressure at 35.00mm (1.378″) install height. Coil bind is at 22.00mm.
KVS11BT - MITSUBISHI EVO X PACALOY Beehive valve spring set with titanium retainers. This spring set has been designed for the serious racer for high rpm, high boost racing applications. 85lb seat pressure @ 34.2MM. 185lb at 11.5mm lift. Coil bind 21MM. Suits 10,000rpm and 50lb+ boost.
