Performance 5.9 6.7 Cummins 24v Valve Springs Conical Style Manton 103# Usamade

24V Cummins Pressure Tower Valve Spring Kit (24 Springs, 24 Retainers, Locks). (Will not fit 1998.5-02 heads without machining). Add performance, durability, and longevity to your Cummins by upgrading with this complete valve spring and retainer kit from Manton. This drop-in packages provides 100 lbs. Of seat pressure and 165 lbs. Of open pressure at […]