Description
Upgrade your Cummins valve springs and retainers with our Fleece Performance spring and retainer kit. Our 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 chromoly steel and have a black oxide finish.
APPLICATION NOTES
Fitment: For MY1998.5 – 2018 engines only.
Does NOT include retainer locks.
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