Engine oil pan gasket change - how to
Since I'm so close to them, I want to change the motor mounts and the engine oil pan gasket.
How do you remove the pan while holding the engine from the bottom? Looks like the cross member needs to be out of the way for the pan to be removed but both motor mounts are sitting on it.
Thanks.
Michel
928 S4 ROW
Quebec - Canada
https://rennlist.com/forums/928-foru...k-washers.html
Search for Garth.....he's the one who had success.
Personally I removed the oil pan and replaced the gasket with the silicone gasket and stud kit.
More ways than one to skin this cat
It cost me about 30 bux in materials.
Harbor Freight has them for about what it costs to make one.
http://www.harborfreight.com/1000-lb...bar-96524.html
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It cost me about 30 bux in materials.
Harbor Freight has them for about what it costs to make one.
http://www.harborfreight.com/1000-lb...bar-96524.html
I have one of the older versions of this. I cut about 3 feet of it off, and welded on end plates to make it shorter and much lighter. easier to lift into place.
https://members.rennlist.com/pirtle/svc_mm.html
https://928intl.com/tips/MotorMounts.htm
The process is pretty self-explanatory but I highly recommend you closely study the WSM not just for the process but for the parts it recommends be replaced, and also its additional tips such as which components need anti-seize (and which flavor to use) plus a host of other important info, not least of which are torque values for everything and the front suspension settling/tightening procedure. Get it from the horse's mouth! The only deviation here would be using Roger's oil pan gasket, which I highly recommend, and use whatever torque there that Roger recommends (as I recall quite a bit less than stock torque). Also going back to the anti-seize comment, Roger sells the Porsche recommended stuff (Molykote) in the two needed flavors and I swear by it. AND get some DC 100 to smear on rubber components to protect and prolong their life.
I installed Roger's seal five years ago and not a drop yet. While you're at it, consider a few items: New oil pickup tube seal, new motor mounts (and transmission mounts too, they go together), refinish motor mount cross bar, new inner and outer tie rods and boots, Delrin replacement rack mounts from Roger, new steering coupler, new engine ground strap while you're there. And while you're messing with power steering replace (or have rebuilt) both PS lines and toss in a new PS fluid reservoir. And because you'll be loosening up and removing the front A-arms, you'll want a special wrench for the upper A-arm nuts which makes that job easy (a few searches will turn that up for you) and of course once you go that far, you might consider a front suspension refresh: shocks and their related parts, new arms with fresh bushings from 928 International, all new nuts/bolts hardware, caliper refresh, repaint the springs, clean up the dust shields, install SS brake lines, new bearings and new pads/discs. And new lower ball joints if (uh oh!) you might still have the original aluminum versions. Go crazy and fix/restore the cooling air hose from the left front fenderwell to the alternator and its associated temp sensor, and even consider replacing those old broken up fender liners (they are all available for the 83 and presumably that means 82 also, and at least a few years ago were not expensive). Oh and if you go that far, look closely at the bottom side of the spindles for wear from the bearings - once they are worn they need to be replaced, unfortunately, and big bucks, but 928 International might have some low mileage/serviceable used ones.
Edit - while you have the starter out take a close look at the front-of-engine harness where it attaches to the starter and also where it attaches to the alternator and oil pressure sender, plus up at the 14-pin. You're looking for any visible connector corrosion, flaked off insulation, or especially on the lower part of the engine where it's soaked in engine oil, excessively soft insulation -- all of which means consider getting a new one. And also closely check out the positive battery cable as it goes across the engine crossbar, especially where it's held down with a P-clamp, as that's exactly where I found flaking, cracked and brittle insulation showing that the cable needed to be replaced (fire hazard!!)
Last edited by rjtw; Jan 14, 2026 at 02:05 AM.
The lower connecting rod bearings can be removed, checked for wear while the pan is completely off, but ONLY attempt this if you have sufficient ground clearance to work without having work space contention.




