Replace the factory valve springs on your 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML with the PPE 110090050 Valve Spring Kit from XDP. The valve spring, spring seat/retainer/keeper kit comes installed with each PPE Duramax Cast Iron Cylinder head. The tapered valve springs' higher spring rate and lighter valve train weight enable faster response during higher RPMs and eliminate valve float. Premium chromoly material construction ensures the longevity and durability of valve seats, retainers, and keepers.
Kit Includes:
32 Springs
32 Spring Retainers
32 Spring Seats
32 Sets Of Keepers
Features:
- Premium Valve Keepers Designed Specifically For The Upgraded Valve Train
- High-Strength Chromoly Steel CNC Machined Spring Retainers & Spring Seats
- Upgraded Tapered Valve Springs Provide Faster Response & Eliminate Valve Float At High RPMs
Shipping Restrictions Apply This product can not be shipped to these states/provinces: CA