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| | | Forums66 Topics128,109 Posts1,056,262 Members48,439 | | 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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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: Mar 2004 Posts: 6,214 'Bolter | | 'Bolter Joined: Mar 2004 Posts: 6,214 | My Parts Book says the 10" is standard duty and the 11" is heavy duty, there is no mention of 11-3/4". The 1965/66 C10-30 have an 11-7/8" HD Clutch. Hope this helps, Mike B  | | |
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