16 Hydraulic Roller Valve Lifters Replacement 12499225 12595365 Compatible with Chevy GM LS1 LS2 LS3 LS6 LS7 LS16 4.3L 4.8L 5.3L 5.7L 6.0L Engine N-HR001
- Increased oil to rockers, valves, springs and guides.
- Extends the life of the upper valve train.
- Recommended for use with FeulingSuperpump.