Johnson tie bar hydraulic roller lifter set are slow leak down, race style lifters.

These are Drop-In style, so they still use the factory style lifter trays.  These are direct replacement for OE style lifters.

• Upgraded OE style hydraulic roller design, excellent for street and race
• These lifter do NOT have axle oiling
• All Johnson lifters are made in the USA
• Compatible with LS gen III & IV and LT gen V engines that are NOT equipped with DOD/AFM
• Accommodates open spring pressures of 500+ lb.
• .058" total plunger travel
• .035" +/-.005" recommended pre-load
• Includes 16 lifters and lifter trays