"due to the low water table" I suspect he means _high_ water table. : ) Ken Quoting Frank Swygert <farna@xxxxxxx>: > I generally do what Armand does -- EXCEPT for the strut rod. That's the LAST > place I use urethane! On the 64-69 American and 63-66 Classic you will feel > every pothole through the floor, at least I did on my 63 (those bodies are > all built the same except for the rear suspension). Didn't like it one bit! I > was in Gulfport MS for a while and the roads near the coast aren't the best > due to the low water table. > > When using two piece strut bushings with the original non-adjustable strut > rods you have no choice but to use a urethane bushing. It has to be cut down > to fit (the "cone" area cut off, cut a rubber one down and it's not strong > enough, deforem too easy and the strut pushes through), so that contributes > to harshness since the flat "donut" won't compress/deform as much as the > cones would, so later cars might not be as bad, just hte non-adjustable strut > models. > > Poly on both sides of the strut bushing mount will limit travel of the > suspension and reduce reaction time -- it won't change height very fast. Not > a problem for a road race car, probably helps! On a street car is a different > story. You need the travel and reaction time. My solution was to use the cut > down plot on front and a rubber half on back. That reduces the reaction time > and travel too, but about half as much as poly on both sides -- so get one of > each bushing and in stall "half-n-half" for an improvement in ride. Still get > that hard thump through the floor on potholes though. > > The main reason for poly strut bushings is that they don't "give" as much > when the car is pushed forward, keeping caster and camber about the same all > the time. The rubber will deform a little on take off then settle back more > or less to shape, but that momentary change affects caster and camber for a > few seconds as the car accelerates -- until you let off the gas and give the > bushing time to settle. Unless you race in reverse you don't need that > control back there, and the improved flexibility using a rubber half on the > back will help keep the tire on the road. > > My "final solution" was to make and adjustable strut rod for my 63. Just a > little cut-n-weld on the end was all it took! Any good welder can weld a 6" > hardened stud (NOT all-trhead, go to a fastener supply and get a 6" stud!) on > the end. I forget the size -- I think it's either 5/8" or 3/4". Get a bushing > first and measure the sleeve, or take it with you and tell the guy you want > two that fit, and two jam nuts. Hmm... 6" may not be enough. You need room > for the two jam nuts at the front to lock the front position in place, then > the bushing and enough room in back for the washers and nut plus at least 1" > of adjustment front and back.7"or 8" stud might be more like it. Just cut the > strut rod so that the stud makes the new on the same length, though a little > longer (maybe 1/2") won't hurt. Works well -- I've been running this setup > since 2002, and it survived the car getting totaled in 2003 (I inspected and > used the recently rebuilt suspension in the new car -- wasn't hit on the > front, rear left quarter). > > --------------- > Date: Thu, 24 Jun 2010 23:17:05 +0000 > From:wrambler242@xxxxxxxxxxx > > As my previous post shows. > We all do prefer to use poly in different ways. > I honestly have the strut bushings on shelf for the American, but the > moogs were fairly new so I just left then in place. > > > -----Original Message----- > From: "Armand Eshleman"<aje1@xxxxxxxxxxxxxxx> > Date: Thu, 24 Jun 2010 13:20:20 > > I think htere are several AMC vendors that have bushings for the 71 Javelin, > the parts are the same for the "second generation" suspension up front from > 70 to 74 and the same on many if not all 70 and newer full size AMCs except > Pacer. > One thing you may want to consider is using a combination or original style > rubber bushings and urethane bushings. > If you are going the original rubber path, look for MOOG suspension > bushings, available at NAPA stores I believe. > There are several urethane vendors out there that have kits for full size > AMC cars. > > Just my opinion, I like a mixture of rubber and urethane, control arms are > rubber bushed. Strut bar is urethane, (use caution when raising car, lift it > by the lower control arm and don't allow the suspension to go to full droop > for long strut bar life). Stabilizer bar and links are urethane. Remember > that's my preference only, I'm sure there will be disagreement about that, > but it has worked just fine fo rme for over four years now. > > > -- > Frank Swygert > Publisher, "American Motors Cars" > Magazine (AMC) > For all AMC enthusiasts > http://www.amc-mag.com > (free download available!) > > > _______________________________________________ > AMC-list mailing list > AMC-list@xxxxxxxxxxxx > http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com > _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com