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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | In cleaning up my single action shocks ('40 GMC) the book says to replace the lead gaskets around the drain plug, as I call it, with new. Lead has become such a no-no, unless you're a fisherman, that it's almost impossible to find it anywhere. Can I just use regular gasket material on these or will they become saturated and start leaking?
Neil
1940 GMC 1/2 Ton
| | | | | Joined: Oct 2001 Posts: 3,458 Extreme Gabster | | Extreme Gabster Joined: Oct 2001 Posts: 3,458 | Are they crush washers or actually a rolled gasket? If they are crush washers they are available, but they make them out of copper nowadays.
Paint & Body Shop moderator
A lone amateur built the Ark. A large group of professionals built the Titanic. | | | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | They look like a rolled gasket to me, but I thought about trying to find some aluminum crush washers to use. I didn't know they made copper cruch washers. Where can you find them?
Thanks Josiah!
Neil
1940 GMC 1/2 Ton
| | | | | Joined: Apr 2005 Posts: 507 Shop Shark | | Shop Shark Joined: Apr 2005 Posts: 507 |
"If it ain't Steel it ain't Real" "Earth the insane aslyum for the rest of the Universe" 41 1/2-ton, a work in progress 68 Shortbed stepside 327/325hp/700R4
| | | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | Thanks for the link 41Chevy. I should have thought about McMaster myself. They have virtually everything.
Neil
1940 GMC 1/2 Ton
| | | | | Joined: Dec 2005 Posts: 324 Member | | Member Joined: Dec 2005 Posts: 324 | I have lead washers i can mail, if they work. Hole= 9/16, outside= 15/16, thickness= 3/32.
contact me at work, 601 liverpool ave. Egg Harbor City, NJ 08215
"It ain't a truck if you can't hose out the cab."
| | | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | Wow! Thanks Chester! I'll check the dimensions tonight and let you know. I only need 4. Let me know how much you want for them.
Neil
1940 GMC 1/2 Ton
| | | | | Joined: Dec 2005 Posts: 324 Member | | Member Joined: Dec 2005 Posts: 324 |
"It ain't a truck if you can't hose out the cab."
| | | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | Thanks Chester. I'll PM you with my address. Those dimensions should work just fine.
Neil
1940 GMC 1/2 Ton
| | | | | Joined: Dec 2005 Posts: 324 Member | | Member Joined: Dec 2005 Posts: 324 | i put a half dozen in the mail. how long from nj to you? hope they fit your need.
"It ain't a truck if you can't hose out the cab."
| | | | | Joined: Mar 2005 Posts: 197 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 197 | Thanks again Chester. Should only be a few days to get to me.
I really appreciate it.
Neil
1940 GMC 1/2 Ton
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