Don't mess with those, the block drain is a draincock at the back of the engine as shown here:
DRAINING & REFILLING COOLING SYSTEM 1. Lift vehicle. 2. Fit vinyl tube to drain pipe. See Fig. 12 . Fig. 12: Draining Engine Coolant Courtesy of SUBARU OF AMERICA, INC. 3. Remove radiator cap to drain engine coolant faster. Loosen drain cock to drain engine coolant into a container. 4. Remove air vent plug from radiator. See Fig. 13 . Fig. 13: Filling Engine Coolant Courtesy of SUBARU OF AMERICA, INC. 5. Fill engine coolant up to filler neck position of radiator. 6. Fill engine coolant to upper level (full line) of reservoir tank. 7. Close both the radiator cap and the reservoir tank cap properly. 8. Reinstall air vent plug. 9. Run engine for more than five minutes at 2000 to 3000 RPM, until engine is completely warm. 10. Stop engine. Before inspecting fluids, allow temperature to drop to a safe level and perform the following procedure: Ã Add engine coolant to filler neck position if levels have dropped in the radiator. Ã Add engine coolant to upper level (full line) if levels have dropped in the reservoir tank. Ã Close both the radiator cap and the reservoir tank cap properly.
as far as the EGR torque, no more than 44 inch lbs, but just snug it evenly, people break em when they tighten one side then the other, finger tighten both then just snug each one a bit more with the wrench EVENLY!
Thursday, July 29th, 2010 AT 3:22 PM