I've got a twingrip 65 rear amc 20. I believe it is 3:15 ratio. I have not torn it down. What I hear is, 1. the early carriers are better? T or False? 2. something happened with bolt sizes? T or False. 3. the early carriers are worth more? T or False? Part B: How much if 3 is true? ----- Original Message ----- > From: "Armand Eshleman" <aje1@xxxxxxxxxxxxxxx> > To: "Rambler AMC, Nash,Jeep and family" <amc-list@xxxxxxxxxxxxxxxxx>, > amc-list@xxxxxxxxxxxx > Cc: "Darren Massaro" <dsm6678@xxxxxxxxxxx> > Sent: Friday, April 27, 2012 6:41:27 PM > Subject: Re: [AMC-list] AMC twin grip posi question interchange > Darren, > You're line of thinking makes a lot of sense regarding the same > carrier for > twin grip or open diff. However the engineers at AMC didn't see it > your way. > Unfortunately there is a carrier for twin grip and a carrier for the > conventioal open style differential. > I am still working on installing a twin grip differential carrier into > the > white Javelin's AMC 20 rear axle. > I removed a 3.15 open carrier and I'm installing a 2.72 twip grip or > as the > Jeep guys call it, trak lok, I believe. > There is without a doubt two separate carriers for each style > differential. > Also there is a carrier for twin grip ratios that are different from > other > twin grip ratios. If you desire the 2.87 gears to remain in your rear > axle, > you will need to find a twin grip carrier that will accomodate the > 2.87 > gears. > Now this one I'm not sure of exactly. There is a cut off point as to > which > gears fit which carrier. I believe 2.72 and 2.56 take the same > carrier, as > does I believe 2.87 and 3.15 ratios, not exactly sure on that, and the > 3.73's and up take another carrier. Please some one correct me if I'm > wrong... > Good luck with it Darrern, > Armand > > Darren below wants to make a twin grip and has some tech questions, > > anyone > > wishing to reply please feel free to do so, copy your reply to him > > and > > thanks in advance to all who might reply. > > Eddie Stakes > > 713.464.8825 > > eddiestakes@xxxxxxxxxxxxxxxxxxxx > > www.planethoustonamx.com > > > > ----- Original Message ----- > > From: Darren Massaro dsm6678@xxxxxxxxxxx > > > > > > > > Hello Eddie! > > > > I want to make my 287:1 conventional rear to a twin grip limited > > slip rear > > I have been studying the service manual and the only difference I > > can see > > between the conventional rear and twin grip rear is that the twin > > grip > > rear has clutch disks,plates, and a belleville washer. > > > > I see that the differential gear needs splines in it for the clutch > > parts > > to slide onto. Does the conventional differential gear have those > > splines > > in it? What I mean is that is the differential gear made the same > > for > > both twin grip and conventional? I would think it would be cheaper > > to make > > them both the same and amc just added a clutch if someone optioned > > the > > twin grip rear. > > > > Thanks for your time > > > > > > Darren M > > > _______________________________________________ > AMC-list mailing list > AMC-list@xxxxxxxxxxxxxxxxx > http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://list.amc-list.com/pipermail/amc-list-amc-list.com/attachments/20120428/abfa6bdf/attachment.htm> _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com