Shop with Blessed Performance for the XDP Performance Valve Springs & Retainer Kit for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. Camshaft upgrades and other modifications that increase boost require more valve control. The XDP Performance Valve Spring feature a conical design for better valve control than a standard straight spring. The conical design also allows for smaller and lighter spring retainers. Each spring undergoes a stress relief process and is computer load mapped, to ensure quality and long-term reliability. Each spring is matched within 1 lb of seat pressure to ensure consistency. Sold as a complete set with valve springs, retainers, and locks.
Highlights:
- 125 Lb. Seat Pressure
- Conical Spring Design
- Performance Valve Spring Kit
- Essential For Elevated Boost Levels
- Complete Set (Springs, Locks & Retainers)
Specs:
Installed Height: 1.610”
Installed Pressure: 125lbs
210lbs @ 1.110”
Coil Bind: 1.050”
This product CAN NOT be shipped to California.
