The Comp Cams Stage 2 Valve Spring Kit is the perfect way to get maximum performance out of your 7.3 Powerstroke. The stage 2 beehive springs are designed for high performance applications and can handle more seat pressure than other brands. The super valve locks and steel retainers ensure that your valves stay in place, even under high loads. Recommended for use with 275cc and higher Full Force injectors, this kit is a must-have for any Powerstroke owner looking to get the most out of their engine.