The bolt in the pic looks like the Upper Control Arm to Frame Bolt. If that's correct then the stock bolt is M12-1.75 x 66 mm.
Meaning 12mm diameter - 1.75 mm pitch x 66 mm long.
I just finished my front end and the last part was dealing with those bolts.
Finding the replacement bolt...
I fellow board member told me a trick to get the "long line" installed in the back as it needs to snake between the body and frame. Something like doing a fuel line.
You might want to go with stainless (at least for that line) if for no other reason it won't get all bent up while installing it...
If you have the tools and are comfortable bending your own then I would go for it. I brought my Stainless Steel Set from ClassicTube.com. Fit wasn't perfect but close enough.
GBody Parts might stock them as well.
The two lines for each front brake aren't bad neither are the two lines off the...
I thought I'd pass this along. I'm in the market for some but asking price here is beyond what i'm willing to pay.
Buick Grand National,Regal,T-Type,Turbo T,Rear GM Bumper Fillers
Happy Bidding.
Okay, I'll give this a shot. This is the last part of my front-end rebuild and would hate to have to take it to the shop now for two lousy nuts.
As always thanks.
Thanks Charlie once again for helping out.
No down pipe, it's a NA car. Just all the cooling hoses, AC, transmission cooler pipes, and everything else jammed up on the PS of the Block.
I gave up for today, headed for 3rd's on some Bar-B-Q and I'll have another whack it it tomorrow. I don't...
..use a air impact on the old bolts to get them out.
I did the DS UCA and was able to access the nuts for the frame bolts from the engine side coming in from the top. Plenty of room. Got the arm off without having to remove the steering shaft.
The PS is a different animal. Can barely access...
One of these days, hopefully. I know it's a bear but it's really the only way to go on cars of our vintage. Knock everything out at once instead of piecemeal.