Topic: 73 SB Oil Pan Side Plug Repair???
in Forum: C3 Engines
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Anyone have any ideas as to why my oil pan would have a plug on the right side? Pan is original with correct drain plug in front center. However, there is this very bad looking repair (plug) on the right side. I'll try to post a photo here if I can.
Any ideas/comments appreciated.
Thanks. Sorry about the giant photo, but as I said previously, Im not sure why I can't post, or edit a photo on this site. I use my Ipad most of the time for photos. Also, I did try using Chrome as a browser and had made no difference. I have the same issues when I use my PC. Once again, I do appologize for my lack of computer skills posting photos here...thanks.
Oil pan pic
(modified large image to link-aapple)
|UPDATED|2/18/2016 10:41:54 AM (AZT)|/UPDATED|
Oil pan pic
(modified large image to link-aapple)
|UPDATED|2/18/2016 10:41:54 AM (AZT)|/UPDATED|
Tooch1
Pittsburgh Tri State Chapter NCRS
Laurel Valley Corvette Club
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Maybe the previous owner had a oil temperature sensor in that spot???
The plug is to high up to drain the oil completely from the pan.
TKO500 5 spd.
Borgeson Steering Box
Born 8/1981
Sequence #3975

Click here to see more pics of my Vette on CarDomain.
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Duncanville, TX - USA
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Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/
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I agree....prolly a temp sensor installed there at some point. It's too low to be a turbo line return.
Joel Adams
C3VR Lifetime Member #56
My Link
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"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"
Hey Jim, pretty bizarre plug. Nice original pan and they did that ?? Well the good news is the pan can be replaced without removing the motor. I think we should be allowed to go back and shoot some of these previous owners. Some people should stick to beat up Camaro's and Mustangs !!
John Sigmund

valkman57@sbcglobal.net
NCRS Member 61302
NW NCRS Chapter Member

Duct tape is the new Black !!
I would drop the pan & weld a plug in place then grind smooth & paint . Not to hard of a job & if you don't weld it wouldn't cost much for some to do it for you. I agree buba's should be punished, they seem to cause more problems than the old cars do..
Alan
Thanks Joel for taking care of the photo for me. Yes, it is hard to believe that someone would do something like that. No doubt Bubba left his mark here! I am going to eventually fix it, either by replacing the pan, or having a better patch welded in as suggested above. Having never dropped an oil pan on a vette is there anything inside the pan I'll need to be concerned with? Can I just drain it, remove the bolts and down she comes? And, will it clear the power steering unit?
Thanks guys!
Tooch1
Pittsburgh Tri State Chapter NCRS
Laurel Valley Corvette Club
Tooch,Depending on your engine and the pan you have,it may be necessary to remove or rather loosen and lower the steering plunger center link.
I have had to change pans on a Vette in the past that was just a little bigger than the one I took out,however not to worry.
If you need to get by the steering and can not then,you would go to the idler arm (right side on the frame) scribe an outline of the Idler arm so it will go back to it's original place.You should be able lower Arm,steering center link etc.and take pan bolts out and drop the pan.I would have everything ready with either a replacement pan(I would suggest buying another not use the tampered pan)and replace the pan ASAP and re bolt the idler arm.
It's not as bad as it sounds.
I don't have a picture of the Idler arm in place on the frame,however Joel or another member may have a picture of the Idler arm.
Good luck
Sal C
Thank you Sal,
I know where the idler arm is located. I was hoping the pan removal wouldn't require anything else to be touched, but I don't think it will clear. I'm probably going to have my mechanic help me with this job. It will be a lot easier to do on his lift. More so, than me lying on my garage floor trying to to do the job.
Tooch1
Pittsburgh Tri State Chapter NCRS
Laurel Valley Corvette Club
Agree to the lift,it will be a lot easier.I did mine in my driveway and it was a narrow driveway.Nevertheless I got it done.
Good luck, you will not have a problem.
Sal C
hi when pan is off have a good scraper and make sure all the old gasket is off double check you don't want oil leaks and have do to over everybody says ok but leave some gasket you will have leaks hate to see you do it twice. dwa
in Forum: C3 Engines
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