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  1. #1
    Legacy Member EddieM's Avatar
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    M1 EFM

    Hello fellows.

    A guy is selling his M1icon EFM with serial number 12, just read some bad things about EFMs reliability, any thoughts, advice, or experience about these M1s?

    As always thank you in advance.

    Regards
    Eddie
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    Eddie,
    A EFM is a Commercially built in the USAicon Carbine by a company called Erma Firearms Manufacturing, in the early to mid 60's.
    These are not related in any way to Erma Werke of Germanyicon.

    Pictures of the Receiver and Serial number could help some of our research.
    If you can get pictures of the Receivers' Top Front Ring and Rear, along with pictures of each side.

    As far as investing in one, I'd pass and keep looking for a USGI M1 Carbine.

    You can read 2 pages of information about the EFM Carbines here....... But please read both pages-

    Ermas Firearms Manufacturing

    You might find this interesting. The USA sent nearly 49,000 M1 Carbines to Mexico.
    Maybe more, but this is all the records found so far. Research done by Jim Mock, who I call 'The Sleep Less One'.
    Open this link and go about 1/2 way down the page:

    The U.S. Caliber .30 Carbines - Slides

    Eddie,
    Please try to get close up detailed pictures of that EFM Receiver. Serial number 12 is the earliest I've ever read about.
    Last edited by painter777; 03-22-2021 at 09:51 PM. Reason: Need Receiver pictures of EFM 12
    Charlie-Painter777

    A Country Has No Greater Responsibility Than To Care For Those Who Served...

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  5. #3
    Legacy Member EddieM's Avatar
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    Thread Starter
    Quote Originally Posted by painter777 View Post
    Eddie,
    A EFM is a Commercially built in the USAicon Carbine by a company called Erma Firearms Manufacturing, in the early to mid 60's.
    These are not related in any way to Erma Werke of Germanyicon.

    Pictures of the Receiver and Serial number could help some of our research.
    If you can get pictures of the Receivers' Top Front Ring and Rear, along with pictures of each side.

    As far as investing in one, I'd pass and keep looking for a USGI M1 Carbine.

    You can read 2 pages of information about the EFM Carbines here....... But please read both pages-

    Ermas Firearms Manufacturing

    You might find this interesting. The USA sent nearly 49,000 M1 Carbines to Mexico.
    Maybe more, but this is all the records found so far. Research done by Jim Mock, who I call 'The Sleep Less One'.
    Open this link and go about 1/2 way down the page:

    The U.S. Caliber .30 Carbines - Slides

    Eddie,
    Please try to get close up detailed pictures of that EFM Receiver. Serial number 12 is the earliest I've ever read about.
    Hola Carlito

    As always gracias for the support compadre.

    I just read your link about the Erma receivers that hadn't been hardened, that's very bad and dangerous, do you know other issues besides de receivers?

    Hasta la vista

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    Quote Originally Posted by EddieM View Post
    do you know other issues besides de receivers?
    Did you read page 2 ?

    Many or most of the barrels EFM used were the rear sections of cut down M1icon carbine barrels. These were bored out so a 1903A3 barrel sleeve could be inserted. Usually pinned in place at the gas cylinder, then the chamber was reamed for a .30 carbine bullet.

    Lack of proper hardening of the receiver and any head space issues can be dangerous.

    See if the barrel has any maker marks behind the front sight.
    Again I would not purchase.
    Charlie-Painter777

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    Legacy Member EddieM's Avatar
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    Thread Starter
    Quote Originally Posted by painter777 View Post
    Did you read page 2 ?

    Many or most of the barrels EFM used were the rear sections of cut down M1icon carbine barrels. These were bored out so a 1903A3 barrel sleeve could be inserted. Usually pinned in place at the gas cylinder, then the chamber was reamed for a .30 carbine bullet.

    Lack of proper hardening of the receiver and any head space issues can be dangerous.

    See if the barrel has any maker marks behind the front sight.
    Again I would not purchase.
    Hola Carlito,

    Yes, I read page 2, I agree with you to don't buy that EFM.

    Gracias compadre

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