Fleece Performance Valve Spring & Retainer Set 98.5-18 Dodge 5.9L / 6.7L Cummins

Upgrade your 24v 5.9L or 6.7L Cummins valvtrain with this performance spring and retainer set from Fleece Performance. Fleece springs are manufactured from “super clean” Hi-Tensile Chrome Silicon steel with a proprietary multi-step heat treating process that minimizes load loss. These springs have a seat pressure of 105 lbs with an open pressure of 195 lbs at maximum lift. The retainers are thru-hardened 4140 chome moly steel and have a black oxide finish.