Kent Moore Tools. Set of (2) Injector Timing Gap Height Gauges. I did not see any performance issues with them.
Kent-Moore Tools USA Heavy Duty Brake Spring Pliers No J-3311
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1954 Oldsmobile Kent Moore Tools J-6136 Rear Extension Oil Seal Remover
Kent Moore J-21100-1E Diesel Push Rod Adjustment Wrench Detroit Diesel Specialty
Kent Moore J-21100-1D Diesel Push Rod Adjustment Wrench Detroit Diesel Specialty
KENT MOORE J-29873 Thin Wall 30mm Deep Socket 6.2 6.5L DIESEL INJECTOR NOZZLE