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    Rebuilding rear end, have a couple questions

    erick here and im new here so bare with me, lol, im rebuilding my rear end on my '87 ltd cv. going from stock gears to 3.55's and acquired a posi unit. posi is in and when trying to fit the ring into the housing it quite didnt go all the way in. why is that? not a match? or does it go in with some excessive force? second, the pinion nut was a bi@tch to remove but i got it out, but with no success i couldnt get the pinion out. so how exactly does the whole pinion come out from the axle itself? do i need a special tool/s to get that sucker out and then back in? might seem like im stupid but i wanna get this done right lol, so thanx to any of you guys that help me out.

    #2
    welcome to gmn!
    you need a soft faced hammer to remove and install the ring gear to the carrier
    to remove the pinion from the housing, install the nut and tap the pinion out of the housing
    you should get a new pinion seal,a crush collar, and a new pinion nut........i usually replace the pinion and carrier bearings and races also......i get a kit on ebay, usually around $60 shipped.....the users name is pedstang
    when reinstalling the pinion bearing on the new pinion, dont forget the pinion shim under the bearing......that needs to be swapped over.........do you have an inpact gun? you will need one to reinstall the pinion, and a piece of steel with twoholes cut into it for the driveshaft flange bolts.......you need to tighten the nut enough to crush the crush collar and get the proper preload
    preload on the pinion nut (resistance turning the nut with a inch lb tourqe wrench) is 25 in lbs

    1986 lincoln towncar signature series. 5.0 HO with thumper performance ported e7 heads, 1.7 roller rockers, warm air intake, 65mm throttle body, 1/2" intake spacer, ported intakes, 3.73 rear with trac lock, 98-02 front brake conversion, 92-97 rear disc conversion, 1" rear swaybar, 1 3/16" front swaybar, 16" wheels and tires, loud ass stereo system, badass cb, best time to date 15.94 at 87 mph. lots of mods in the works 221.8 rwhp 278 rwt
    2006 Lincoln Town Car Signature. Stock for now
    1989 Ford F-250 4x4 much much more to come, sefi converted so far.
    1986 Toyota pickup with LSC wheels and 225/60/16 tires.
    2008 Hyundai Elantra future Revcon toad
    1987 TriBurner and 1986 Alaska stokers keeping me warm. (and some pesky oil heat)

    please be patient, rebuilding an empire!

    Comment


      #3
      crap, i guess imma have to go get myself a impact gun and a torque wrench. i know i know, what kind of a guy doesnt already have this? well me, lol. thanx alot for the help, this will eventually lead me on the path do getting it right. another question i had, since i could get the 3.55's in, i left the stock gears on the posi unit and put everything back cuz i needed it back in service the next day. after i finished i did a lil burnout but yet again the right rear wheel was the only one spinning, i expected the left rear to be spinnin as well but as i did it in some dirt around the streets or in some wet pavement, the left rear spun along with the right rear. does this mean i have to rebuild the bearings, shims, etc in the carrier? or what is the problem with that? i dont have a locker like most of you guys, but its a, i believe a posi from a stang or f-150. it was a gift thats why. what do you think....

      Comment


        #4
        the trac lock probably needs to be rebuilt......the kit is around 40-50 bucks

        1986 lincoln towncar signature series. 5.0 HO with thumper performance ported e7 heads, 1.7 roller rockers, warm air intake, 65mm throttle body, 1/2" intake spacer, ported intakes, 3.73 rear with trac lock, 98-02 front brake conversion, 92-97 rear disc conversion, 1" rear swaybar, 1 3/16" front swaybar, 16" wheels and tires, loud ass stereo system, badass cb, best time to date 15.94 at 87 mph. lots of mods in the works 221.8 rwhp 278 rwt
        2006 Lincoln Town Car Signature. Stock for now
        1989 Ford F-250 4x4 much much more to come, sefi converted so far.
        1986 Toyota pickup with LSC wheels and 225/60/16 tires.
        2008 Hyundai Elantra future Revcon toad
        1987 TriBurner and 1986 Alaska stokers keeping me warm. (and some pesky oil heat)

        please be patient, rebuilding an empire!

        Comment


          #5
          dont feel bad, I dont have either of those things.
          Pete ::::>>> resident LED addict and CFI defector LED bulb replacements
          'LTD HPP' 85 Vic (my rusty baby) '06 Honda Reflex 250cc 'Baileys' 91 Vic (faded cream puff) ClifFord 'ODB' 88 P72 (SOLD) '77 LTDII (RIP)
          sigpic
          85HPP's most noteworthy mods: CFI to SEFI conversion w/HO upperstuff headers & flowmasters P71 airbox Towncar seats LED dash light-show center console w/5 gauge package LED 3rd brake light 3G alternator mini starter washer/coolant bottle upgrade Towncar power trunk pull underhood fuse/relay box 16" HPP wheels - police swaybars w/poly rubbers - budget Alpine driven 10 speaker stereo

          Comment


            #6
            I have both things...and they've been sitting on a bench for 6 months. Argh! Need to get busy!

            '85 2-Door Crown Victoria
            302 HO, -0.022" E7 Heads, Weiand Dual Plane Intake, Edelbrock 1406 Carb, Mechanical Fuel Pump, HEI Distributor, 180* T-stat, Transgo Shift Kit, HO Governor, Lokar TV/Throttle Cable Setup, B&M Torq Master 2000 RPM Stall Converter, FRPP Trans Cooler, Mustang Shorty Headers, 2.25" Dual Exhaust, Flowtech H-pipe (no converters), Hooker AeroChamber Mufflers, Side-exit Exhaust w/ Chromed 2.5" Tips, '02 PI F/R Shocks, Cut 2004 PI Front Springs in the Rear, PI Rear Sway Bar, 17" SAP Wheels, 245/50/Z17 Michelin Pilot A/S Tires, Cold A/C, Cruise Control, 4.10 Rear End Gears, Trac Lok Diff.
            '04 Crown Victoria LX Sport, '02 Jeep Liberty
            '83 Suzuki GS 1100E Motorcycle[/color]

            Comment


              #7
              Luckily mine doesn't need a gear change, just a trac-lock overhaul and new bearings. Will get done when I do rear disc brakes since the axles have to come out anyway.
              86 Lincoln Town Car (Galactica).
              5.0 HO, CompCams XE258,Scorpion 1.72 roller rockers, 3.55 K code rear, tow package, BHPerformance ported E7 heads, Tmoss Explorer intake, 65mm throttle body, Hedman 1 5/8" headers, 2.5" dual exhaust, ASP underdrive pulley

              91 Lincoln Mark VII LSC grandpa spec white and cranberry

              1984 Lincoln Continental TurboDiesel - rolls coal

              Originally posted by phayzer5
              I drive a Lincoln. I can't be bothered to shift like the peasants and rabble rousers

              Comment


                #8
                it was a pain in the ass doin my rear. even worse was when i got the ring and pinnion at the junkyard.. couldnt get the pinnion nut off... broke the ratchet trying and hit myself in the nose with it, breaking my nose.


                grand_marquis_gt: "Wow dude, you got the GMGT sedan!"


                there, now im cool too

                Comment


                  #9
                  damn, i tried to get it at a junkyard too. i went and dismantled a couple of old ponies, several cv's and well 'til finaly someone just gave it to me mildly used lol. all that work for nothing. good practice i guess

                  Comment


                    #10
                    ok, i got my brand spanking new rear axle shafts, bearings and seals. waiting on my rebuild kit. cant wait to get my 3.55's in, rebuild those gears, shims, etc, and start wasting that yokohama rubber i got on em lol

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