View Full Version : Str8 Q
Stevie G
05-24-2004, 04:26 PM
On the 30's and 40's buicks, how much difference between the big eight (320) and the smaller one?
I'm interested in rather or not the intakes can be swapped.
Crestliner
05-24-2004, 04:31 PM
Don't think they will interchange. I have a 2x2 factory intake and factory headers from a 41 and my understanding they will not fit on the small engine.
G V Gordon
05-24-2004, 04:32 PM
I know that the factory twin intake will not fit on the big motor from the 50's.
Stevie G
05-24-2004, 04:41 PM
The seller doesn't know what years or size it fits.
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&category=34202&item=7902659 983&rd=1&ssPageName=WDVW
I was hoping to find a few parts for my 39 Special engine. The Showdown got me thinking.....dangerous thoughts.
I had 41 set up and it was for the 248ci
And would not fit the 320. Not sure if there was a 41 with a 320 or not. Here is a link some ST8 info..
http://www.harwoodperformance.bizland.com/1941buick/Engine%20Specifications.htm
Stevie G If that is for the 248 are you going to bid?
I don't want to bid if you are ..
I asked him about the size and will see what he says.
248 should be about 31" long
Jdee
http://woodgraining.com/photos/39/31.jpg
Crestliner
05-24-2004, 05:56 PM
My exhaust manifold measures 31 3/8 overall. The intake is 25 5/8 overall.
41ChevyTrucker
05-24-2004, 06:02 PM
Jdee, Is that your motor? Any more pics or info on it? I have looked a little but have never found much on modifications or speed equipment for straight 8s.
_Eric
Mine is stock, But I would like to make some headers and get an Edmunds for it. I had a 41 248 set up and it fit, But would really like that Aluminum intake. the 248s are hard to find.
I have seen a few 320s before.
I'm still messing with the chop on mine...
http://woodgraining.com/photos/1939Buick/topback.jpg
Here are a few links.
Jdee
http://www.buicks.net/racing/l8_performance.html
http://www.buicks.net/shop/reference/engine_mount.html
http://gamma.nic.fi/~marlin/Rmaster.htm
http://transmissionadapters.com/Buick_straight_eight_263_320.htm
Some old posts from Here.... ST8 stuff (http://rwebsite.com/HAMB)
41ChevyTrucker
05-24-2004, 08:32 PM
cool thanks for the links. I like the height of your chop. I wonder how hard it would be to make an intake. The inline six book I have by Leo Santucci talks a little bit about making intakes.
Stevie G
05-24-2004, 11:18 PM
Okay...so what does this fit??
hi Steve--- overall 26-1/4"- end to ctr. port 8"-ctr. to next port 8-1/4". hope this helps ! Bruce
Crestliner
05-24-2004, 11:34 PM
My guess is 320 due to the lenght. Mine came off a 41 and its 25 5/8.
Sorry looked at my photo wrong, went out and checked my car again. Should have done that yesterday http://www.jalopyjournal.com/ubbthreads/images/graemlins/blush.gif
Looks like it about 25" long
So the thing must be for the 320
Jdee
http://woodgraining.com/photos/39/man.jpg
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