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| | | Forums66 Topics128,066 Posts1,055,871 Members48,428 | | 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!
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#44856 03/31/2004 7:00 AM | Joined: Mar 2004 Posts: 62 'Bolter | | 'Bolter Joined: Mar 2004 Posts: 62 | Anyone know any info (ci/bore/stroke/power/torque, ect...) on a rather large V6? It is in (about) a 70 Chev Delivery truck, Valve covers look similar to 348/409, but have raised "V6" on them.
Matt | | |
#44857 03/31/2004 10:15 AM | Joined: Jan 2003 Posts: 35 Junior Member | | Junior Member Joined: Jan 2003 Posts: 35 | i dont know all that much about the big v6 engines but i think they had a 478 cubic inch model around the time that you mention. i think i saw a big v6 engine page while looking at coe truck pages. try searching for gmc v6
duddy | | |
#44858 03/31/2004 2:38 PM | Joined: Nov 2000 Posts: 1,966 'Bolter | | 'Bolter Joined: Nov 2000 Posts: 1,966 | Are the spark plugs on top? If so I would say it's a GMC. Go to Jolly's site for good V6 info.
Professional Novice
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#44859 03/31/2004 5:57 PM | Joined: Dec 2003 Posts: 2,733 Shop Shark | | Shop Shark Joined: Dec 2003 Posts: 2,733 | FRANK: Thank you for listing the Jollys GMC page. Years ago I had a GMC 400 truck and really found the info very intersting.
Thanks again. | | |
#44860 04/01/2004 1:38 AM | Joined: Mar 2004 Posts: 62 'Bolter | | 'Bolter Joined: Mar 2004 Posts: 62 | Thanks, Yes the Plugs are inboard on top and the casting numbers are GM
Matt | | |
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