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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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#45430 01/10/2005 1:02 AM | Joined: Dec 2003 Posts: 265 Shop Shark | | Shop Shark Joined: Dec 2003 Posts: 265 | My bellhousing for my 270 has 2 rather large holes, one for timing and the other one for??? Should they have plugs or a cover plate or are they OK to leave open? | | |
#45431 01/10/2005 1:22 AM | Joined: Dec 2002 Posts: 571 Shop Shark | | Shop Shark Joined: Dec 2002 Posts: 571 | The starter maybe.  | | |
#45432 01/10/2005 3:28 AM | Joined: Nov 2004 Posts: 22 Junior Member | | Junior Member Joined: Nov 2004 Posts: 22 | Is it the hole circled in red in this picture?
This is the bell housing off a 1953 GMC 302.
[img]http://www.eskimo.com/~pparkin/truck/images/sml_bell_housing_front.jpg[/img]
I don't know what it's for either. | | |
#45433 01/10/2005 4:36 AM | Joined: Dec 2003 Posts: 265 Shop Shark | | Shop Shark Joined: Dec 2003 Posts: 265 | That's it. I don't know if anything could bounce up into it and cause problems but... | | |
#45434 01/10/2005 4:45 AM | Joined: Nov 2004 Posts: 22 Junior Member | | Junior Member Joined: Nov 2004 Posts: 22 | I suppose you could get one of those adjustable plugs that are used at the back of boat if you're concerned about something getting in there.
Once I get a shop manual that covers the 302 I will find out what the hole is for. | | |
#45435 01/10/2005 5:51 PM | Joined: Aug 2000 Posts: 523 Member | | Member Joined: Aug 2000 Posts: 523 | That hole is to turn the flywheel for static timing | | |
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