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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: Sep 2009 Posts: 6,045 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: 6,045 | Wally - Pretty sure the original style rear main seal was rope design. I recall reading many times that some of the currently available new rope seals seem to be too thick and cause the extra drag on the crankshaft. Other should be along to provide more info, details and possible solutions soon. 
~ 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)
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Entire Thread
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235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 08/25/2025 1:01 AM | 
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 08/25/2025 1:27 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 08/26/2025 8:01 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Gdads51 | 08/26/2025 9:30 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 08/27/2025 12:33 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 08/27/2025 1:25 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 08/29/2025 9:02 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Gdads51 | 08/30/2025 2:21 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 08/30/2025 2:48 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 08/30/2025 6:49 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 08/30/2025 8:00 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| KevinS | 09/06/2025 12:52 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Bill Hanlon | 09/06/2025 2:58 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 09/06/2025 4:00 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/04/2025 9:02 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Otto Skorzeny | 11/04/2025 9:23 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Dragsix | 11/04/2025 9:36 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/05/2025 12:24 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Otto Skorzeny | 11/05/2025 1:27 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/05/2025 5:20 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| JW51 | 11/05/2025 3:41 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/06/2025 4:33 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/05/2025 11:06 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Dragsix | 11/05/2025 11:36 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/06/2025 4:50 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| BC59 | 11/06/2025 8:58 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/06/2025 10:18 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/06/2025 10:57 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/06/2025 11:01 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| klhansen | 11/06/2025 11:02 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/06/2025 11:05 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/06/2025 11:20 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 11/07/2025 1:44 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 11/23/2025 5:16 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Gdads51 | 11/23/2025 5:31 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 01/06/2026 10:36 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 02/11/2026 1:40 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Hotrod Lincoln | 02/11/2026 1:47 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Otto Skorzeny | 02/11/2026 3:36 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| Otto Skorzeny | 02/12/2026 10:13 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Nick in Manitou | 02/12/2026 10:35 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Phak1 | 02/12/2026 10:46 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 02/28/2026 11:29 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Woogeroo | 02/14/2026 8:30 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 02/28/2026 11:30 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Gdads51 | 03/01/2026 2:55 AM | |
Re: 235 smoking, blow by, low oil pressure low power
| 62 c10 wally | 04/11/2026 6:28 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Gdads51 | 04/11/2026 7:50 PM | |
Re: 235 smoking, blow by, low oil pressure low power
| Phak1 | 04/12/2026 12:13 PM | |
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