• Welcome to For E Bodies Only !

    We are a community of Plymouth Cuda and Dodge Challenger owners. Join now! Its Free!

Search results for query: *

  1. J

    8 3/4 489 case cone style sure grip

    even if they were using the old crush sleeve ,,1/4 inch out ,, does not make sense as the crush sleeve when properly installed to the correct preload only collapses about 0.060 thou ,,he should find another shop. his use of the crush sleeve will be fine ,, Chrysler and the other OEM's built a...
  2. J

    8 3/4 489 case cone style sure grip

    how did they come to the conclusion that your yoke is 1/4 inch out from the crush sleeve ,, your NEW crush sleeve should be 3inches long +/- 0.010 thou before installation , the yoke DOES NOT contact the crush sleeve at all it sits against the front bearing which sits on the crush sleeve which...
  3. J

    498 sure grip.

    Dr Diff ,, Mancini Racing for complete center sections -- to determine what spline yoke you have if the pinion nut is 1-1/8 across you have the coarse 10 spline yoke ,,, if the pinion nut is 1-1/4 across you have the fine 29 spline yoke .. you would want the unit built with the correct yoke...
  4. J

    Odd U joint . Part No .Small and large yoke in one.

    here are 3 numbers for 7260 to 7290 combination u-joint your parts store should be able to find it Spicer 5-527X Precision ( Moog ) 347 TRW ( Fed-Mogul ) 20226
  5. J

    Broken sure grip cross pin

    if you can fish out the broken half in the case just buy a new 1 inch x 1/4 dowel pin as a replacement ,, if you can't get the broken part out of the case reverse the cross pin and carefully drill a 1/4 inch hole in the opposite side of the case making sure the hole is centered in the opening...
  6. J

    Rear End Issue

    check the endplay on the axles if ok it is time to pull the axles and check the bearings but bad axle bearings usually growl on turns , but this sounds like you have either broken spider or side gears in you carrier or if it is a cone type sure grip the spiders have welded themselves to the...
  7. J

    8 3/4" with 742 house

    US Gear dropped their 742 gear sets years ago concentrating on the 489 case only - -and currently do not seem to be producing any domestic gear sets ( Ford . GM ,Chrysler ) since covid hit -- Richmond Gear exist in name only , unless there is some old stock sitting somewhere , as they were...
  8. J

    Rear end clunking on turns

    case half bolts on an original CHRYSLER POWER LOCK (clutch type)like the one shown in the picture are --- LEFT hand thread same as the ring gear bolts --- aftermarket power locks are right hand thread.
  9. J

    U-joint

    Denny's Driveshafts -- he will have the solid cross u-joints you need.
  10. J

    8 3/4 question

    the shop did the gear set up - did you do the install of the rebuilt center section into your car or did the shop do that as well -- if you did the install -- did you notice if the shop did a pattern check with gear marking compound to make sure the gears were meshing properly . if not then for...
  11. J

    8 3/4 question

    after 3 or 4 gear sets ,,spending $800.00 on a NOS gear set is not going to solve the problem -- the shop/shops being used obviously have no clue of what they are doing -- the gear set is not the problem ,, the mistake the shops are making is on setting the pinion depth and pinion bearing...
  12. J

    Noisy 8 3/4 Differential

    i find it hard to believe that a gear set got out of the factory without going thru heat treating and now you are on your 4th set with the same noise issue -- something is wrong with the set up this sounds like incorrect preload on the pinion bearings and as i stated in my other post try adding...
  13. J

    Noisy 8 3/4 Differential

    drive pattern looks good ,, but a little high (towards heel of tooth) try adding .003 to the pinion shim and take another pattern check -- --- what was the pinion bearing pre-load set at . --- what was the backlash set to.
  14. J

    Noisy 8 3/4 Differential

    --- what was the pinion bearing preload set at --with new bearings it should have been 20-25 in/lbs rotating -- if preload was not set properly the pinion gear will not run true to the ring gear --- gear pattern may be off due to incorrect pinion depth locating shim selection -- but without...
Back
Top