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Search: Posts Made By: Ybnormal
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Forum: C3 General
12-24-2017, 11:53 AM
Replies: 10
Views: 1,369
Posted By Ybnormal

GM Positraction Lubricant Additive

Does anyone know if this stuff goes bad? I bought a case of this stuff back in the late 70's. I'm going to be draining and replenishing my rear end on my 81 and wondering if I should chance trying to...
Forum: C3 General
12-21-2017, 04:40 PM
Replies: 47
Views: 4,371
Posted By Ybnormal

I need some of those toms stickers for the shop!

https://cimg4.ibsrv.net/gimg/www.corvetteforum.com-vbulletin/2000x1493/80-hpim1370_e6ce6ce362972fd6bb4243b56d6a802fe48e5a18.jpgNothing like a good tight rear end!
Forum: C3 General
12-18-2017, 05:32 PM
Replies: 61
Views: 6,543
Posted By Ybnormal

Kind of funny back in those days, graduated in...

Kind of funny back in those days, graduated in 1974 and was working at the cotton mill in 1975 here in Huntsville. Driving home one night in 1975 I drove by one of those fly buy night car sales...
Forum: C3 Tech/Performance
12-17-2017, 03:44 PM
Replies: 64
Views: 18,149
Posted By Ybnormal

I agree with you brother :cheers: here is to...

I agree with you brother :cheers: here is to revive a great thread I'm using to redo mine.
Forum: C3 Tech/Performance
12-16-2017, 05:48 PM
Replies: 21
Views: 5,614
Posted By Ybnormal

Ironmadens I bought them from a vendor that I...

Ironmadens I bought them from a vendor that I won't mention there name and have had many parts from them that I am truly satisfied with. They were bought in 2002 and the vendor is still around. That...
Forum: C3 Tech/Performance
12-16-2017, 05:40 PM
Replies: 21
Views: 5,614
Posted By Ybnormal

Mine turned to powder when I took them out, glad...

Mine turned to powder when I took them out, glad I used rubber on the front end. :cheers:
Forum: C3 Tech/Performance
12-16-2017, 05:07 PM
Replies: 21
Views: 5,614
Posted By Ybnormal

Poly Bushings? Never again I'm going HEIM!

15 year old poly bushings (or poly powder) and less than 500 miles on them. I will definitely go heim joints this time around. Would rubber held up better? maybe! Now I know why my rear camber would...
Forum: C3 Tech/Performance
12-14-2017, 04:02 PM
Replies: 4
Views: 515
Posted By Ybnormal

Thanks Neil Well the rear is up but there is...

Thanks Neil

Well the rear is up but there is still tension on it and I was concerned on the force on the yoke clips inside the diff. I think you have a good point to get them out of the way but...
Forum: C3 Tech/Performance
12-14-2017, 03:27 PM
Replies: 4
Views: 515
Posted By Ybnormal

Replacing rear adjustable struts question

Question is do I really need to release the composite spring from the trailing arms to accomplish this or can I leave it attached?

Thanks,
Steve
Forum: C3 General
11-19-2017, 05:05 PM
Replies: 20
Views: 2,361
Posted By Ybnormal

Posi Rear Additive

I have several bottles of the old GM Posi rear end additive PN 1#1050428, I believe it was made with whale oil. Do you think this stuff is still good after all these years? I believe I bought it...
Forum: C3 Parts for Sale/Wanted
11-19-2017, 04:25 PM
Replies: 2
Views: 763
Posted By Ybnormal

FS 1971 Trim Parts

1971 fender script 4 pin, none broke (one only), trim and grill. I don't need them so if you see something you need shoot me a price. Disregard the "L" bracket, I don't think that is an corvette...
Forum: C3 General
11-19-2017, 03:51 PM
Replies: 5
Views: 981
Posted By Ybnormal

Thanks Alan and vette8121, it was in a box of the...

Thanks Alan and vette8121, it was in a box of the last of the 71 parts I was going to try to sell and didn't really know. Did a search and couldn't find anything with that part number. Thank you for...
Forum: C3 General
11-19-2017, 02:36 PM
Replies: 5
Views: 981
Posted By Ybnormal

Help ID part

Wondering if someone could help my identify this part. It is from a 1971 (I think). Part number on part is 20168722. I will try to post a picture also.

Thanks
Forum: C3 Parts for Sale/Wanted
08-24-2015, 10:29 AM
Replies: 7
Views: 1,606
Posted By Ybnormal

Price Reduced

Price reduced again, $150 + shipping for wiper grill & $75 + shipping for the upper wiper door molding. Pictures available on request. Both are in very good condition.

Thanks,
Steve, Huntsville,...
Forum: C3 Parts for Sale/Wanted
08-22-2015, 12:51 PM
Replies: 7
Views: 1,606
Posted By Ybnormal

1971 Wiper Door Grill & Wiper Door Upper Molding

I have had these parts laying around for a while in the shop and have no need for them. I have the front grill part number 3938153 and what I believe to be the upper wiper door trip (not sure). Both...
Forum: C3 General
12-12-2014, 02:19 PM
Replies: 9
Views: 1,144
Posted By Ybnormal

Yes I'm using the clamp and never try to tweek...

Yes I'm using the clamp and never try to tweek the tubes, solder joints don't look that strong (All have fit very well with the clamp installed). I think this time I will try to use Zerex and see if...
Forum: C3 General
12-11-2014, 04:24 PM
Replies: 9
Views: 1,144
Posted By Ybnormal

Only change the coolant when I have to do some...

Only change the coolant when I have to do some work like this, would think it would last 5 years. As far as the cap it was replace but can't see that making a difference. Maybe these heater cores I...
Forum: C3 General
12-11-2014, 12:55 PM
Replies: 9
Views: 1,144
Posted By Ybnormal

81 Heater Core advice

Ok, so I replaced my heater core in my 81 vette in 2003 (Advance Auto heater core Lifetime warranty and always have it pressure tested). Again in 2008 under warranty no charge for the new one. And...
Forum: C3 General
12-11-2014, 12:40 PM
Replies: 3
Views: 600
Posted By Ybnormal

Got it, it was just stuck in the housing. Took so...

Got it, it was just stuck in the housing. Took so coaxing once all the screws are removed. Should have mentioned in the original post I had it out on the bench so yes the cable was unhooked. Thanks...
Forum: C3 General
12-10-2014, 03:58 PM
Replies: 3
Views: 600
Posted By Ybnormal

Speedometer removal from housing

Trying to get my 81 speedometer removed from the housing to get it upgraded. I have the clear and black cover removed, and the three 1/4 screws removed from the front of the speedometer but it...
Forum: C3 Parts for Sale/Wanted
10-12-2014, 05:06 PM
Replies: 1
Views: 272
Posted By Ybnormal

WTB 81 half shaft

Looking to buy a half shaft for my 81. Used will be fine as long as it is not damaged or rusted.

Thanks,
YBnormal...drive a vette
Forum: C3 Tech/Performance
04-13-2009, 04:27 AM
Replies: 6
Views: 2,452
Posted By Ybnormal

Thanks Croaker, That is exactly what I was...

Thanks Croaker,
That is exactly what I was looking for :cheers:. Because I have headers and power brakes I really wasn't sure if it would come out the top or not with the pitman arm attached.

I'm...
Forum: C3 Tech/Performance
04-12-2009, 04:02 PM
Replies: 6
Views: 2,452
Posted By Ybnormal

Steering Box Removal

Trying to remove the steering box for rebuild and need some advice. What is the best way to remove?
Does the steering column need to be removed?
Should it come out with the pitman arm attached or...
Forum: C3 Tech/Performance
02-21-2009, 05:11 AM
Replies: 7
Views: 628
Posted By Ybnormal

Great Info

Thanks everyone for the replies. First I need to double check across the entire scale to verify the 10 MPH error. However I was thinking the time I checked it at 20 (reading 10), at 30 (reading 20)...
Forum: C3 Tech/Performance
02-20-2009, 04:52 AM
Replies: 7
Views: 628
Posted By Ybnormal

Willcox help with gear selection please

I have an 81 auto. Speedo was fine until I sent it off and had it upgraded from 85MPH to 140MPH. Now I am reading 10 MPH slower than I'm acutually traveling. When I contacted the vendor who did the...
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