COMP Cams Performance Street Beehive Valve Spring - 1.075 in / 1.310 in OD COM12-611-5 Install using 3M self stick

Install using 3M self stick tape

and wiring kit

2011-2016 Ram 2500

and the Solex

COMP Cams Performance Street Beehive Valve Spring - 1.075 in / 1.310 in OD COM12-611-5 Install using 3M self stickWith a . 600" maximum lift, these Beehive Valve Springs were designed for Hydraulic Roller cams. COMP Cams Beehive Valve Springs deliver increased valve train stability and a much lighter valve train. This is achieved with less spring pressure for better valve control and reduced weight of both the spring and retainer. The unique Beehive shape handles valve train stress more efficiently to eliminate damaging harmonics and increases high RPM horsepower