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| | | Forums66 Topics128,101 Posts1,056,172 Members48,436 | | Most Online14,466
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!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Jan 2014 Posts: 3,686 'Bolter | | 'Bolter Joined: Jan 2014 Posts: 3,686 | I don’t have a pic handy. A couple metal rings that were shipped a “bonus item” with something else I bought off eBay.
I can’t think of what they would be, nor find anything with that part number. Maybe some type of bezel?
1000 internet points to the first to identify them.
1951 3100
| | | | | Joined: Sep 2009 Posts: 5,874 Gearhead, Stovebolt Tech and Parts Tracker, Mod for Swap Meet and GTT | | Gearhead, Stovebolt Tech and Parts Tracker, Mod for Swap Meet and GTT Joined: Sep 2009 Posts: 5,874 | JW, Using GMpartswiki search engine link, GM# 8616710 comes back as: Parts Group: 4.158 Gear spacer, trans front unit, internal (applicable to 1956 Oldsmobile "O" HT (Hydramatic Transmission) and 1957 HT (Hydramatic Transmission) applications - just one of many different thickness spacers noted) http://www.gmpartswiki.com/getpage?pageid=2082The GMpartswiki search only returned one manual - 1961 Oldsmobile P&A Catslog (PA-93) dated Dec 61 and Revised Apr 62 as the lone place this part number was listed. I will donate the 1000 points to what ever needy cause you deem appropriate.  Dan
Last edited by Gdads51; 03/31/2023 4:15 PM.
~ Dan 1951 Chevy 3 window 3100Follow this story in the DITY Gallery"My Grandpa Carl's Truck and How it Became Mine"1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver) US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)
| | | | | Joined: Jan 2014 Posts: 3,686 'Bolter | | 'Bolter Joined: Jan 2014 Posts: 3,686 | Perfect! Always wanted a 56-57 Olds Hydramatic gear spacer!
1951 3100
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