D12 D13 D16 FM12 Diesel Engine Valve Spring Compressor Tool 9990210 Alternative December 21, 2023 Comments Off Posted in: fm12 FM12 Truck D12 D13 D16 Heavy Duty Diesel Engine Valve Spring Compressor Tool Alternative to OEM 9990210. Share Tags: alternative, compressor, diesel, engine, fm12, spring, tool, valve Comments are closed.