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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 2010 Posts: 78 Shop Shark | | Shop Shark Joined: Mar 2010 Posts: 78 | I did the full flow oil mod when rebuilding the engine and now that it is running I have oil spitting out of the small hole next to the hole I drilled and tapped in step 2. Any one know what this is should I just plugit? It is now hard to see and get to..Thanks
1951 chevy 3100 short bed frame off resto.
| | | | | Joined: May 2006 Posts: 8,351 'Bolter | | 'Bolter Joined: May 2006 Posts: 8,351 | That's the oil return for the original bypass filter. Since it is open to the crankcase, it definetly needs to be plugged. I beleive it's 1/8 NPT.
Bill Burmeister
| | | | | Joined: Mar 2010 Posts: 78 Shop Shark | | Shop Shark Joined: Mar 2010 Posts: 78 |
1951 chevy 3100 short bed frame off resto.
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