INFO IS PER JOE LEWIS AT JOHNSON
Clean- Blow off with compressed air to remove cardboard pieces from packing.
Oil soak- No need to soak in oil prior to use as they come from factory pumped up.
After cleaning, place a couple of drops of (30 wt. or close) oil on bearings of roller wheel.
PRELOAD ON THE 3 TYPES OF JOHNSON LIFTERS FOR THE LC2:
STANDARD- .035 +/- .010 (.140 TOTAL TRAVEL INTERNAL IN LIFTER)
REDUCED- .035 +/- .010 (.093 TOTAL TRAVEL INTERNAL IN LIFTER)
SHORT- .030 +/- .005 (.058 TOTAL TRAVEL INTERNAL IN LIFTER)
Basic expansion rates to allow for when adjusting:
Iron block with Iron head .008
Iron block with Alum Head .010 - .012
Alum Block with Alum Heads .012 - .015
Recommended oil is 30 wt (10w30, 5w30, etc.). If you run a thicker oil like a 20w50, the oil must be near 200 degrees for lifters to perform optimally.
Prepared by Jason Bertram of the Turbo Dojo/MNTR