The vacuum pump gear does not need to be removed, it slides out through the back of the housing. The vacuum and power steering pump assembly can be removed with two bolts. removing the timing houseing is a bit more involved. On this particular engine, no visible damage was done to the timing gears. With the cover removed you can see more of the damage caused by the dowel pin. You can see by the ‘V’ mark on the camshaft gear that this engine needs to be rotated almost a full 360° to align with the white mark on the crankshaft gear at the two o’clock position. This is a good time to rotate the engine until the timing marks on the camshaft and crankshaft gears line up. You then remove the case cover and expose the internal timing gears. This crack is the first sign of internal damage. The crack caused by the dowel pin is always under the idler pulley and cannot be seen until it is removed. This illustration shows the timing cover with the idler pulley removed. The harmonic balancer and electrical sensor are being removed here. It is possible to remove the intercooler without breaking the A/C lines and losing the charge of Freon as shownbelow. You first remove the bumper, fan, radiator and loosen the A/C condenser. Several people on the TDR website showed interest in learning more about the work involved in replacing a broken timing gear housing from damage caused by the upper dowel pin working its way loose.
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