Re: [AMC-list] Identify 65 AMC 20

[Ken Ames <ameskg@xxxxxxxxx>]

Double letters - tain't necessarily so. 
Some lockers were double, some weren't. Some doubles were lockers, some weren't.
Somewhere around 1970 AMC started stamping the letters. Before that I've seen a
tooth count stamped on the edge of the cover. 

Ken

Quoting Wayne E Lamothe <superglider@xxxxxxxx>:

> IIRC, one letter is an open diff and two letters (FF etc) means it has
> twin grip.
> 
> Wayne
> Wayne & Lisa (Skeezix), Bolton Landing, NY
> AMO#8454, http://www.superglider.thinkhost.com/
> 69 Ambo coupe, 401, M12, 66 Ambo 990 Wagon, 327,PW,PB,PS,posi,AM/FM,AC
> 2003 Harley FLHTCI, 1978 GMC Royale motorhome
> 2001 Cherokee, 2002 Caddy Seville Northstar V8
> 
> On Thu, 17 Jun 2010 12:33:40 -0700 (PDT) Joe Fulton
> <piper_pa20@xxxxxxxxxxx> writes:
> > For the later AMC 20s at least, look on the axle housing, right side 
> > rear, next to the differential cover.  You'll see a letter or 
> > letters stamped there.   I'm at work so I can't reference the TSMs 
> > for decoding the letters.  
> >  
> > Joe Fulton
> > 
> > --- On Thu, 6/17/10, Wrambler <wrambler242@xxxxxxxxxxx> wrote:
> > 
> > 
> > From: Wrambler <wrambler242@xxxxxxxxxxx>
> > Subject: [AMC-list] Identify 65 AMC 20
> > To: "amc-list" <amc-list@xxxxxxxxxxxx>
> > Date: Thursday, June 17, 2010, 12:14 PM
> > 
> > 
> > I know the info is out there somewhere, but I don't know where right 
> > now.
> > Are there external markings on the 20 somewhere as to ratio, 
> > twingrip or not etc?
> > 
> > I hope to get to that phase tonight.
> > 
> > As of now it is cut completely in half, roofless, firewall gone, 
> > floors gone, etc
> > It's only connection is I have not pulled the front clip forward 
> > enough to seperate the torque tube. I have made sure it is unbolted 
> > and loose, a tug forward with the Jeep and a strap will do that 
> > deed.
> > 
> > I have not decided if I will do anymore with the front clip for now 
> > or not.
> > 
> > I will likely just concentrate on gathering all my scrap metal into 
> > one pile to dispose of it.
> > 
> > At some point I will pull the heads and scope out the conditon of 
> > the block and pistons.
> > 
> > Mark Price
> > Morgantown, WV 26508
> > 1969 AMC Rambler, 4.0L, EFI, T-5
> > 2004 Grand Cherokee Laredo, 4.7L, Quadratrac II
> > "I realize that death is inevitable.
> > I just don't want to be around when it happens!"
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