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Click on image for the lowdown. 
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| | | Forums66 Topics128,020 Posts1,055,345 Members48,419 | | 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!
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on the Internet for over 30 years! and not clogged down
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#47581 07/13/2005 10:32 PM | Joined: Sep 2002 Posts: 158 knuckle head | | knuckle head Joined: Sep 2002 Posts: 158 | The bellhousing bolts are 7/16 coarse thread,1-3/8 long.The original bolts are often umarked,some marked "HCA",but they were most likely grade 5. | | |
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