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by monzaz
Mon Mar 13, 2017 9:49 pm
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

? where are they out of.. .as stated might be old stock? Have the box?
by monzaz
Mon Mar 13, 2017 9:27 am
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

Appears to be OLD STOCK. What was the name brand on the box? I am pretty sure no one is making them like that anymore. We have been looking for years and some times we get lucky and find some old stock boxed into new name brand boxes...lol. It happens and we like when it happens. :) Another give awa...
by monzaz
Mon Mar 13, 2017 12:10 am
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

It appears that br9 is the same as set9 and a9... just a skf number...I will check into that closer. set9 or a9 bearing only. Selling- your only selling a core. We would buy it from you if you were with in closer driving distance... But amount will be determined by the person wanting it. we buy them...
by monzaz
Sun Mar 12, 2017 11:33 am
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

here are your 2 example pictures of the 10 bolt 8.5 avaialble in the 1971- 1972 era and even into the 1973-1976 era A-body Buick Olds And Pontiac.
by monzaz
Sun Mar 12, 2017 11:31 am
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

Better picture. You have a 10 bolt 8.5 corperate rear. (OLDSMOBILE) Buick looks like the traditional 10 bolt 8.5 with the casting ears.

You have a 10 bolt 8.5 pictured. Good luck. Jim

J D Race
by monzaz
Sat Mar 11, 2017 5:26 pm
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

PLEASE SEND PICTURES OF THIS AREA THAT IS CIRCLE IN GREEN ALSO.
by monzaz
Sat Mar 11, 2017 5:23 pm
Forum: 10 Bolt Differential Questions
Topic: 1971 Olds 10 bolt
Replies: 13
Views: 2486

Re: 1971 Olds 10 bolt

Wow, Yah We really need more pictures of other areas to be sure...BUT it you truly say it has a 14 39 ring and pinion tooth count it has to be 8.2 Pontiac or Olds etc. Some one put that cover on ...BUT really that cover should only fit CHEVY rear diff bolt cover.... SO if you could we would like mor...
by monzaz
Sat Mar 04, 2017 5:41 pm
Forum: 10 Bolt Differential Questions
Topic: 8.2 Buick GS400
Replies: 3
Views: 1614

Re: 8.2 Buick GS400

No - Does not make a difference as anything can be ordered. NEVER ran across a 3.08 8.25 68-70 Buick Big Pinion, Big driver side carrier rear ratio yet. 2.56 2.73 2.93 3.23 3.42 3.64 3.90 4.30 those are the ratio might have been a 4.60ish also The Pontiac and early buicks that all used the 1.438 pin...
by monzaz
Sat Mar 04, 2017 10:35 am
Forum: 10 Bolt Differential Questions
Topic: 8.2 Buick GS400
Replies: 3
Views: 1614

Re: 8.2 Buick GS400

yEP all GS BUICKS SKYLARKS got bigger axle bearings...Even in the rear center the bearings and parts are different than any other 8.2 BOP Just Buick Divisions decision to keep ahead of the pack with HEAVY DUTY parts. Good luck on that bearing there is a guy oin the V8 Buick site that has the GS Buic...
by monzaz
Tue Feb 28, 2017 10:31 am
Forum: 12 Bolt Differential Questions
Topic: Opinions/Parts
Replies: 1
Views: 1158

Re: Opinions/Parts

First of welcome... Glad your using the site and hope it will help other in the search engine. First off most choices on a rear differential are mostly WANT.... What do you want your car to do? where are you going with your car? etc. So you have answered most of these questions and do know where you...
by monzaz
Sun Feb 19, 2017 10:51 am
Forum: 10 Bolt Differential Questions
Topic: 1970 Buick GS 455 Rear
Replies: 1
Views: 1349

Re: 1970 Buick GS 455 Rear

Glad to be of help if we can. Sorry to here your having vibration issues BUT as we all know these Muscles cars take a beating from owner to owner over years so the more stuff wrong does not help get to the actual root of the trouble... So keep replacing what you know is old and or out of spec. REAR ...
by monzaz
Sun Feb 19, 2017 10:31 am
Forum: 10 Bolt Differential Questions
Topic: Run-out tolerance at bolt flange ~ vibration
Replies: 3
Views: 1474

Re: Run-out tolerance at bolt flange ~ vibration

AXLES - Well on the Chevy axles especially the 12 bolt Chevy early ones from 65-67 Nova and 64-67 chevelle were never true in the center of the rolled steel used in making them. the were only concerned that the spline and the bearing surface were true to each other never the center of the axle... Th...
by monzaz
Wed Feb 01, 2017 10:32 pm
Forum: 10 Bolt Differential Questions
Topic: Run-out tolerance at bolt flange ~ vibration
Replies: 3
Views: 1474

Re: Run-out tolerance at bolt flange ~ vibration

Jeff, It is really tough not having the parts here in front of us. So where we need to start is where the vibration comes in and goes out (if it does go out/ away) mph rpm etc. Shocks new? rubber on the tires how old? Have you changed the axle bearing to new? When they chucked the axles how did they...
by monzaz
Mon Jan 30, 2017 5:55 pm
Forum: 12 Bolt Differential Questions
Topic: 12 bolt b body
Replies: 3
Views: 1706

Re: 12 bolt b body

No Way No How... you needa 55.25 flange to flange and a over all drum to drum of 61"

Jim
by monzaz
Fri Jan 27, 2017 8:04 pm
Forum: 12 Bolt Differential Questions
Topic: 12 bolt b body
Replies: 3
Views: 1706

Re: 12 bolt b body

Nope, Not even remotely close. Sorry. 65-70 B-Body Impala Caprice Biscayne rear will only fit 65-70 ONLY 1965-1972 A body rears all interchange Chevelle ,El Camino, Skylark, GTO, LeMans, Tempes,t Cutlass, F85 etc. ALL interchange. 1973 -1977 A-body all have to stay together also Then there is the 19...

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