This is for a 2010 Cayman S . The part number for this hose starts with 987. The rest of the part number is worn off and illegible on my hose. I'm looking for a rubber hose that connects part# 9A110681031 to part# 98757268101 (previous part# 98757268100). These parts are both coolant hardlines with hose barbs. This system supplies coolant to the heater core. The hose I need is secured with spring hose clamps on both ends. 9A110681031 is labeled #1 in the following diagram: 98757268101 is labeled #5 in the following diagram: Here is a picture of the hose I need: Credit for above photo: ******** user kiznarsh . This is a photo from beneath the car. Directly behind this hose, you can see the thermostat housing. The lower portion of the this picture is towards the front side of the car, and the upper portion is the rear/engine bay. The right side of the photo is the passenger side, and left side is the driver side. The two nearby hoses connected to the thermostat housing via a black plastic Y-connector in the above photo are part#s 98710622230 and 98710622430. They are labed #30 and #31 respectively in the following diagram: I have been unable to find this part in any of the parts diagrams I've seen, and I have tried calling several dealerships.
Discussion summary
YOUR RESEARCHNeed help finding heater hose part #
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Autobahn Porsche Fort Worth (who has been extremely helpful) thinks it is part# 98710621230. They think this part is misplaced in the diagrams. It looks like it could be the right part. I think I will go ahead and order it. Here is a picture of what's left of my part #: Pictures of the hose off the car:
Thanks for following up on your own question, and hopefully when you get it you can report success! Good luck! BTW - when you have a chance, please visit New Member Introductions and tell us all about you, your Porsche(s) and post some nice pictures. Meanwhile, welcome to Planet-9, the Friendly Porsche Forum!
@9ate7 I enjoy these hunts but even I cannot positively identify that exact part #. I believe you are correct and that the part number is 987-106-212-30, but I cannot verify for fact on the Porsche parts diagram I use. I pulled this image from FCP Euro which seems to align.
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