Coolant cooled by the radiator is passed through your engine to remove the heat generated by the combustion process. But the aluminum will last much longer. Part numbers are key when selecting the correct part for your vehicle. This is a close up view of the center of the crankshaft pulley. Both are the same size as the stock original pulley.
Remove the clamp and pull the hose through the opening on the underside of the cowl near the reservoir. Servicing all major European models, Geba has you covered when it comes time for a new water pump. On a side note, are you sure you need to replace the pump? Other tools required include sockets, screw drivers and maybe pliers. You may want to pull the fan out first after you are able to pull up the cowl a few inches. Use your flat blade to prize the plug core back, the whole plug should then pull out. Replacing this pulley while doing the water pump can be a good preventative measure. It's possible you may need to replace your water pump.
The aluminum pulley will obviously last much longer. Pay attention to the relationship between pump hose connections to the 3 legs of the bracket 1 leg is longer , since the new one has to go in the same. I obtained my parts from. We will try to provide you with correct advice, although, we cannot guarantee that the advice here is 100% correct, as we do not check peoples' qualifications. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. Install water pump pulley and tighten pulley fasteners. In order to service your water pump you will need to , and See our tech articles on these procedures and then follow the steps outlined here.
Geba builds all of their pumps to exceed factory specifications by using a metal impeller. If you would like to pickup at item feel free to contact us. But if you're replacing the water pump on a regular basis then you should also replace the plastic pulley. Remove the eight 10mm fasteners green arrows that mount the pulley onto the crankshaft. The following procedure will help you remove the fan and the cowl to gain access to the thermostat.
It can also break while performing other work around it such as removing the fan, replacing the water pump, or even just replacing the belt. Step 10 Install new pump reverse of removal. You can pry it up and it'll pop off. Codes were: P 1421 - Secondary Air Injector Valve Circuit Short to Ground P 1423 - Secondary Air Injection Bank 1 Flow Too LowThis is about a 2-hour job the first time. The e39 Bentley manual just got published, so it's in the mail now for pictures. Once it's undone you can lift the fan and plastic cover up and out.
Most auto Manufactures write the part number on the part. Have fun because the carpet is tough!! Install engine drive belt, cooling fan shroud, and. If your pump leaks a little bit immediately after installation, don't worry about it -- some designs include a metal pipe that is sealed to the pump via a rubber O-ring, which will absorb some water and expand within the next day or two. Use the 32mm spanner to undo the big nut holding the fan to the water pump. I did that as well, I found that you got more room to manouver. The same drawbacks with the stock pulley also apply to this plastic version. We have seen these plastic or composite pulleys crack around the mounting bolt holes.
Mount the pulley and tighten the fasteners. Here is a closeup of the fan and the nut that attaches to the pulley. The composite is stronger and lighter than the less-expensive metal impeller version. It will most likely be stuck on real tight. This is held on at each corner via two expanding plastic plugs. This pulley is available in two different styles - the stock plastic or a stronger aluminum version. Remove 3 bolts bolting bracket to the car - use a long extension to loosen them.