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rear diff noise pinion angle #693378 05/09/10 07:51 PM 05/09/10 07:51 PM
Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112 M moparmikethree OP super stock
moparmikethree OP super stock M Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112	I have a noise in my 8 3/4 rear when accelerating as soon as i let off the noise goes away. Someone said it may be the angle of the rear?

Re: rear diff noise pinion angle [Re: moparmikethree] #693379 05/09/10 09:03 PM 05/09/10 09:03 PM
Joined: Dec 2003 Posts: 5,314 Carstairs, Alberta, Canada dave571 master
dave571 master Joined: Dec 2003 Posts: 5,314 Carstairs, Alberta, Canada	Pinion angle doesn't make noise. It will cause a shudder or vibration under load, but generally not a noise. A loose pinion may make a noise. Gear wear, etc..

Re: rear diff noise pinion angle [Re: moparmikethree] #693380 05/09/10 09:38 PM 05/09/10 09:38 PM
Joined: Nov 2006 Posts: 356 NE M moparpoolman enthusiast
moparpoolman enthusiast M Joined: Nov 2006 Posts: 356 NE	Sounds like a bad U joint.

Re: rear diff noise pinion angle [Re: moparpoolman] #693381 05/11/10 11:21 AM 05/11/10 11:21 AM
Joined: Aug 2005 Posts: 634 Maryland, USA, S satgtx mopar
satgtx mopar S Joined: Aug 2005 Posts: 634 Maryland, USA,	My 3:55's have been makeing a howling noise for 25 years. never had a problem though, what gears?

Re: rear diff noise pinion angle [Re: satgtx] #693382 05/20/10 10:33 PM 05/20/10 10:33 PM
Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112 M moparmikethree OP super stock
moparmikethree OP super stock M Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112	gears are 3;91's Only started since I removed the wedges under axle and leaf springs.

Re: rear diff noise pinion angle [Re: moparmikethree] #693383 05/20/10 10:37 PM 05/20/10 10:37 PM
Joined: Aug 2003 Posts: 475 hobbs, new mexico S SixDRacing mopar
SixDRacing mopar S Joined: Aug 2003 Posts: 475 hobbs, new mexico	describe the noise.

Re: rear diff noise pinion angle [Re: moparmikethree] #693384 05/20/10 11:18 PM 05/20/10 11:18 PM
Joined: Mar 2003 Posts: 1,806 Newfoundland Canada M Mopar1 top fuel
Mopar1 top fuel M Joined: Mar 2003 Posts: 1,806 Newfoundland Canada	Sounds like it could be a side bearing.

Re: rear diff noise pinion angle [Re: Mopar1] #693385 05/20/10 11:35 PM 05/20/10 11:35 PM
Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112 M moparmikethree OP super stock
moparmikethree OP super stock M Joined: Mar 2003 Posts: 710 Harrisburg Pa. 17112	a whining noise when accelerating , goes away when letting off of the gas. (like in the Jeep Cherokee's)

Re: rear diff noise pinion angle [Re: moparmikethree] #693386 05/21/10 08:39 AM 05/21/10 08:39 AM
Joined: Aug 2003 Posts: 475 hobbs, new mexico S SixDRacing mopar
SixDRacing mopar S Joined: Aug 2003 Posts: 475 hobbs, new mexico	whining under power- to much backlash. are they new gears? if gears are old, they are worn enough to create the noise. if new, they were set up thet way.

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