105LB Valve Spring and Retainer Set

Features:

• Fits 1998.5-2018 Dodge RAM Cummins
• 105 lb seat pressure for performance builds
• 195 lb open pressure at full lift
• Made from Hi-Tensile Chrome Silicon steel
• Multi-step heat treatment reduces load loss
• Includes hardened 4140 chrome moly retainers
• Retainers feature black oxide finish
• Improves valvetrain stability at high RPM
• Ideal for high boost and tuned engines
• Designed for long-lasting durability

Built to Handle Boost, RPM, and Real Power

When you start pushing your Cummins past factory limits with more boost and higher RPM, your valvetrain needs to keep up. The Fleece FPE-34797 105LB Valve Spring and Retainer Set is designed for exactly that. Whether you’re running a bigger turbo, tuning for aggressive performance, or just looking to improve long-term reliability, this kit provides the stability your engine needs. The springs are crafted from high-quality Hi-Tensile Chrome Silicon steel and go through a proprietary multi-step heat treatment process. That means you get dependable seat pressure without worrying about premature fatigue or load loss over time.

Precision Components, Proven Durability

Each spring in this set delivers 105 pounds of seat pressure and 195 pounds at full lift, giving you the strength to control valve movement even under extreme conditions. The included retainers are made from thru-hardened 4140 chromoly steel with a black oxide finish, offering a solid grip on the springs while resisting wear from constant cycling. This setup is a great match for high-performance street builds, towing rigs running elevated boost, or any Cummins that sees serious work and wants to avoid valve float. It's a straightforward upgrade with real impact, helping your engine breathe better and hold together when you're demanding more out of every gear.

Fits: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins