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-   -   GM Semis (https://67-72chevytrucks.com/vboard/showthread.php?t=562785)

KQQL IT 04-26-2014 08:05 PM

Re: GM Semis
 
https://farm8.staticflickr.com/7346/...f30fc7a8_o.jpg

No breathers. I believe its oil bath yet

CREWCABGMC 04-26-2014 09:43 PM

Re: GM Semis
 
Quote:

Originally Posted by KQQL IT (Post 6627504)

Check out the Yellow Freight "HALFSHACK" next to the GMC.

KQQL IT 04-27-2014 12:50 AM

Re: GM Semis
 
https://farm3.staticflickr.com/2925/...f4779926_b.jpg

Love this Jimmy

special-K 04-27-2014 08:39 PM

Re: GM Semis
 
These early Jimmy Diesels are the greatest trucks

junkmandan3 04-30-2014 11:28 AM

Re: GM Semis
 
Watddyno--------Diesels don't get that hot under the hood like old gas jobs that would get vapor lock. But you probably heard of cool-air kits. This is an early version developed maybe 60 years ago .

watahyahknow 04-30-2014 12:08 PM

Re: GM Semis
 
there diesels i dont think they ever had vapourlock , i was more thinking of the engine sucking in the hot oilvapours out of the underhood filter and running wild
https://www.youtube.com/watch?v=3NRaqgab0_w

special-K 05-01-2014 07:04 AM

Re: GM Semis
 
I think it's simple old cooler air makes more power. It gets as hot in the East as it does in the West.

truckfan 05-15-2014 08:41 AM

Re: GM Semis
 
i think this is a Brigadier. 30K original miles and a tandem to boot.

http://www.govdeals.com/index.cfm?fa...=8&acctid=6073

:gmc2:

C10 - C90 Bill 05-15-2014 08:52 AM

Re: GM Semis
 
Right, it is a Brigadier.

Kind of looks like it could have an Auto Trans.

Not the best info. Besides no info on the Trans (a possible deal killer for me), I'm wondering what a 9.0 V-6 Diesel would be ?

Sure is in great condition though.

junkmandan3 05-15-2014 12:36 PM

Re: GM Semis
 
6V92 would be 552 cubic inches, and International sold their 9 liter V-8 in the 70-80s and it's forerunner was the DV 550.

But Bill, Why are you scared of an Allison ?

The tank, if stainless, is worth as much as the truck. You could sell it to a water hauler or a northern farmer to store sap for maple syrup !

C10 - C90 Bill 05-15-2014 12:57 PM

Re: GM Semis
 
Quote:

Originally Posted by junkmandan3 (Post 6674603)
But Bill, Why are you scared of an Allison ?

Dan,

All my Trucks, cars as well, have to have a Clutch, lol.

I've told the story a couple of times through the years that when I was driving back in the '70's, Automatic trucks were starting to surface. The mechanic told me that they may just be getting some in, in the near future. And I told him that "That's the day I'll quit" !!

...and I was serious, lol.

I've been shifting gears now for 44 years straight and have no plans on changing. I've actually passed on buying some Pick-ups that I would had otherwise bought because they were Autos.

Bill

watahyahknow 05-15-2014 02:26 PM

Re: GM Semis
 
automatic gearboxes for trucks realy start to take off in europe too
they range from the real slushboxes to electrinicly shifted gearboxes with electric clutches
biggest reason for them to do so are the stricter emmision rules , if they keep the engine in the optimum range all the time the gasses are cleaner too and trucks here even the ones driving international do a lot more stop and go compared to the coast to coast trucks in the states

KQQL IT 05-16-2014 07:10 PM

Re: GM Semis
 
https://farm8.staticflickr.com/7336/...065ed9e3_o.jpg

junkmandan3 05-19-2014 11:32 AM

Re: GM Semis
 
The long awaited pictures of the V12 in an MH 9500 113" BBC are on the ATHS forum since yesterday. It's a V12T besides. Perhaps someone here can grab and repost the pictures here.

special-K 05-19-2014 10:49 PM

Re: GM Semis
 
3 Attachment(s)
That's some truck!

C10 - C90 Bill 05-20-2014 09:15 AM

Re: GM Semis
 
Dan,

I haven't been over to the ATHS site in so long, I had trouble finding it, lol. I well remember the debate that some say they were Factory. I've actually talked about it on here a time or two through the years.

What is the up-to-date bottom line? Do you think it is possible that there were some Factory built?

KQQL IT 05-20-2014 08:25 PM

Re: GM Semis
 
https://farm6.staticflickr.com/5037/...4197f7eb_b.jpg

Via LcM

KQQL IT 05-20-2014 08:33 PM

Re: GM Semis
 
Wasn't a listed option in '70
https://farm6.staticflickr.com/5591/...a044f34b_b.jpg




Quote:

Originally Posted by C10 - C90 Bill (Post 6685603)
Dan,

I haven't been over to the ATHS site in so long, I had trouble finding it, lol. I well remember the debate that some say they were Factory. I've actually talked about it on here a time or two through the years.

What is the up-to-date bottom line? Do you think it is possible that there were some Factory built?


C10 - C90 Bill 05-21-2014 12:26 AM

Re: GM Semis
 
Not sure what years, but the 12V-71 was available for sure in the GMC Astro (Cab-Over).

No 6-71 available in a Chevy 90 in 1970 ?? I'll have to double-check some of my books on that one.

Bill

C10 - C90 Bill 05-21-2014 12:30 AM

Re: GM Semis
 
Nice looking early tractor above, by the way.

Looks like it's restored to new.

KQQL IT 05-21-2014 01:31 AM

Re: GM Semis
 
I scanned a brochure from the '70 truck show in Anaheim California.
No real idea.
I wasn't born yet

C10 - C90 Bill 05-21-2014 09:10 AM

Re: GM Semis
 
Just checked in one of my Chevy books, dated 1970, and like I figured, the Single Axle, Tandem Axle, Extended Cab and Cab-Overs all have Detroits listed available, some 6-71's some 8-71's as well as the Cummins 230, 250, 270 and 335 in certain models.

...no fault of yours Kool.

Bill

C10 - C90 Bill 05-21-2014 01:26 PM

Re: GM Semis
 
By the way, that is Extended Hood, not "Extended Cab" as I mistakenly wrote above.

(Edit won't work after a certain time, lol)

Bill

Bob B. 05-23-2014 03:25 AM

Re: GM Semis
 
About 12V-71's in the Astro 95/Titan 90: I was told they were a special order option '69 to '71, and became an RPO around 1972. Never a factory install in an MH or General, but it looks like it can be done!

junkmandan3 05-23-2014 11:03 PM

Re: GM Semis
 
I've got pretty good yearly coverage on the brochures from GMC and Chevy,and I've never seen any listing for the MH 113" BBC conventional with V12. Typically, in that era, a engine upgrade would be installed in a distributer shop, so that full warranty would be in effect. Plus I have the sales data books for 1966 and 1974. The Astro with V-12 was officially Model # DP 9702 and had limited options for that year, only a 150" wheelbase according to my '74 sales data book . Noticed the weight listed with all liquids, but minimum fuel at about 16,500 lbs, plus or minus.

KQQL IT 05-29-2014 12:52 AM

Re: GM Semis
 
https://farm4.staticflickr.com/3677/...8828991b_o.jpg

KQQL IT 06-04-2014 02:53 AM

Re: GM Semis
 
https://farm3.staticflickr.com/2889/...20aefd4a_b.jpg

C10 - C90 Bill 06-04-2014 07:38 AM

Re: GM Semis
 
Pretty impressive Rollback. I see it has a couple of upgrades added to it.

Bill

KQQL IT 06-04-2014 09:47 AM

Re: GM Semis
 
Thought you would like it.

Mayo 06-04-2014 06:03 PM

Re: GM Semis
 
That rollback is nice

mrolds88 06-05-2014 01:27 AM

Re: GM Semis
 
Sweet rollback!! Have been thinking about doing the fuel tank like that on "Rusty". since I have a pair of them.

GM72K10 06-09-2014 05:27 PM

Re: GM Semis
 
2 Attachment(s)
Vintage auto transport.
Sorry if these are posted elsewhere.

C10 - C90 Bill 06-09-2014 06:01 PM

Re: GM Semis
 
Saw one before, but not the other.

Thanks for posting them.

Bill

KQQL IT 07-14-2014 03:36 PM

Re: GM Semis
 
http://img.tapatalk.com/d/14/07/15/uju6e9ah.jpg

C10 - C90 Bill 07-14-2014 04:32 PM

Re: GM Semis
 
Nice looking truck and also like the banner on the front bumper.

Bill

Greg63 07-14-2014 10:46 PM

Re: GM Semis
 
x2

studda 07-15-2014 12:10 AM

Re: GM Semis
 
What years did GMC make the conventional, modern looking over the road trucks?

C10 - C90 Bill 07-15-2014 08:25 AM

Re: GM Semis
 
Quote:

Originally Posted by studda (Post 6761336)
What years did GMC make the conventional, modern looking over the road trucks?

Without researching it, I believe the first year for the all new GMC General was 1977, but if I'm wrong, I'm sure the General experts out there will be jumping to correct it, lol.

Bill

special-K 07-15-2014 08:26 AM

Re: GM Semis
 
Generals and Bison were class 8s and were built 77-88

C10 - C90 Bill 07-15-2014 08:33 AM

Re: GM Semis
 
What I didn't like about the General, is that it "killed" off the GMC 9500 Long Nose. Still had a pretty good run of about 11 years though.

Bill


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