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07-09-2016, 05:20 PM | #1 |
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Join Date: Nov 2015
Location: Seligman, MO
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WTB: Rebuildable 250 head
I am wanting to hop-up my current 250 by doing some headwork. I've never done any engine work like this and want to learn by doing. My current 250 non-integrated head is fine, but don't want the truck to be down.
Anyone have one they can sell? Thanks! Jeff |
07-09-2016, 06:56 PM | #2 |
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Location: Alexandria, MN
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Re: WTB: Rebuildable 250 head
I have a good one here.... but shipping could be an issue... 1.72 intakes 1.50 exhausts..... I did the lump port and oversize valves on one but haven't fired engine yet.... I have capability to machine head's and do rest of work.... 80 hours in to it!!!
Mike....
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63 C20 2WD, 230/SM420/4.11 73K 68 C30 dump truck, 327,SM425,4.56 66K original 68 C10 2WD SWB Stepper, 250/3-tree/3.73 66K.... Wifes 68 Buick Skylark Custom Conv., 350/TH400/2.56 In our family since '79 69 GMC 1500 SWB 2WD, 350/TH350/3.73 posi... 70 K10 SWB 4X4 4-sp,ps, pb, tilt, buckets, console, sliding back window (Need AC parts) WIP 72 Chevy K20 4x4 350/350/205/4.56 donor 72 Vette 350/M21/3.70 posi, triple black and super fast 84 Olds Cutlass Brougham 350/2004r/4.11 was Dad's |
07-09-2016, 07:18 PM | #3 |
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Re: WTB: Rebuildable 250 head
I have a 250 head casting number 3895052 72.38CC
1965-70 on a 230 1967-72 on a 250 You can have it for $25.00, definatly needs cleaning/rebuilding. http://www.inliners.org/tech/heads/headindex.htm
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07-09-2016, 07:36 PM | #4 | |
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Re: WTB: Rebuildable 250 head
Quote:
I believe my 250 is from mid to upper 70s. Would that mean your heads would not fit? |
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07-09-2016, 07:47 PM | #5 |
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Re: WTB: Rebuildable 250 head
Crud, you're in Canada. Shipping would suck.
Tkeduk8, sounds awesome! Probably way out of my price range. |
07-09-2016, 07:51 PM | #6 |
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Re: WTB: Rebuildable 250 head
I put a 67 194 head on a 75 250 block and it worked. Not enough experience to be sure.
On my head we cut out the pillar between the intake ports and now use allen key flat head bolts to torque the head. This is part of the process to Siamese the ports. We put larger Valves in it as well. We ported the head to match the aluminum intake. So long ago I can't remember all the details. My buddy supplied me with articles on how to soup up a inline 6 and we followed as much as we could back in 86. We cut 1/4" off a Small Block Nascar Harmonic Balancer to fit on the Inline 6. This is what it sounds like through two International Harvester resonators. https://www.youtube.com/watch?v=5JKgJN7t0FI
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07-09-2016, 07:52 PM | #7 |
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Re: WTB: Rebuildable 250 head
I'll ship in New York State to help you out.
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1963 Chevrolet Truck Literature LINK: https://picasaweb.google.com/113840717762774560215 YouTube Channel with 20+ Original Chevrolet Truck Salesmen, Mechanics & Service Department Training Slideshows. https://www.youtube.com/results?sear...otruk63&page=1 |
07-09-2016, 08:24 PM | #8 |
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Re: WTB: Rebuildable 250 head
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07-09-2016, 09:28 PM | #9 |
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Re: WTB: Rebuildable 250 head
I would say you would have to have the head planed. Hot tank the rest. Will you oversize the valves? I could lighten it by removing the valves and springs?
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1963 Chevrolet Truck Literature LINK: https://picasaweb.google.com/113840717762774560215 YouTube Channel with 20+ Original Chevrolet Truck Salesmen, Mechanics & Service Department Training Slideshows. https://www.youtube.com/results?sear...otruk63&page=1 |
07-10-2016, 12:40 AM | #10 | |
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Location: Seligman, MO
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Re: WTB: Rebuildable 250 head
Quote:
Once all this is done I'm going to upgrade the cam. |
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07-10-2016, 02:58 PM | #11 |
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Join Date: Oct 2012
Location: Eldon, MO
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Re: WTB: Rebuildable 250 head
I have a spare 230. I'd sell the whole thing or just the head if you are interested. As far as I know, the 194-230-250-292 non integral heads are interchangeable but the 194's have smaller combustion chambers. I will also be in Branson next month for the car show and can bring it with.
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07-10-2016, 05:22 PM | #12 |
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Join Date: Apr 2001
Location: Alexandria, MN
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Re: WTB: Rebuildable 250 head
Haha.... I meant I had 80 hours into the one I built, and I have a spare stock one here I'd let go.... but looks like you have someone who could meet you in MO to save on shipping.... on a side note the one I built for my 250 has 1.94 intakes,1.60 exhausts installed with new guides, Tom Lowe's lump port kit, intake bolt bosses removed, all ports ported/polished, and .120 milled off... combustion chambers cc'd out to 72 cc's.... you can remove intake bolt bosses yourself as well as he lump port kit and port and polish, however, unless you have a milling machine and some specialized tooling, sent the head out for surfacing and valve enlargement and hardened valves eats if needed... good luck!
Mike
__________________
63 C20 2WD, 230/SM420/4.11 73K 68 C30 dump truck, 327,SM425,4.56 66K original 68 C10 2WD SWB Stepper, 250/3-tree/3.73 66K.... Wifes 68 Buick Skylark Custom Conv., 350/TH400/2.56 In our family since '79 69 GMC 1500 SWB 2WD, 350/TH350/3.73 posi... 70 K10 SWB 4X4 4-sp,ps, pb, tilt, buckets, console, sliding back window (Need AC parts) WIP 72 Chevy K20 4x4 350/350/205/4.56 donor 72 Vette 350/M21/3.70 posi, triple black and super fast 84 Olds Cutlass Brougham 350/2004r/4.11 was Dad's |
07-12-2016, 12:28 PM | #13 | |
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Re: WTB: Rebuildable 250 head
Quote:
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07-12-2016, 07:58 PM | #14 |
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Join Date: Oct 2012
Location: Eldon, MO
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Re: WTB: Rebuildable 250 head
It's not hurting anything where it's at. I was just offering to try to help a fellow member out. If you want just the head I'll be glad to pull it off for you, if you want to look elsewhere that's fine too.
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07-23-2016, 05:44 PM | #15 |
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Re: WTB: Rebuildable 250 head
Whoa! Forgot to reply!
I am very interested. When exactly will you be in Branson and how much for the head? Thank you! |
07-23-2016, 09:30 PM | #16 |
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Location: Eldon, MO
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Re: WTB: Rebuildable 250 head
Idk, $75? I haven't taken it off yet, but it was a running engine with decent compression. The cam/crank gears broke a tooth or two off and it jumped time, so I pulled the engine and put another one I had in. I'll be there August 11-14.
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07-25-2016, 11:15 PM | #17 |
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Join Date: Nov 2015
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Re: WTB: Rebuildable 250 head
Well crud. I won't be able to make it to Branson then. If plans change I will definitely let you know!
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07-26-2016, 09:07 PM | #18 |
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Location: Eldon, MO
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Re: WTB: Rebuildable 250 head
Looks like you are about 3 hours from here if you want to make the full trip sometime. We do go to Branson/Springfield several times a year so if you're not in a hurry...
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