tranny mount problem
Thread Starter
Junior Member
Joined: Apr 2009
Posts: 73
Likes: 0
From: Oxnard,CA
Car: 91 Rs Camaro
Engine: 305 tbi
Transmission: 700 r4
tranny mount problem
I break my transmission mount about every 3 weeks. Would a metal one be better than the 2 peice that i currently have on? Also which one.
Supreme Member
Joined: Sep 2002
Posts: 9,192
Likes: 19
From: Cary, North Carolina
Car: 1992 RS
Engine: Carbed 350
Transmission: 700R4
Axle/Gears: 3.42 posi
Re: tranny mount problem
Are you using rubber or poly? I can't imagine poly breaking like that. I have a 350, shift kit, vette servos, and when my tranny shifts from 1 to 2, it jerks your head EVERY time, and barks rubber EVERY time, regardless of how light you are on the pedal, and my poly mount is going on 3 years old now.
Joined: Aug 2006
Posts: 12,807
Likes: 108
From: Central NJ
Car: 86 Trans Am
Engine: 408 stroker sbc
Transmission: TKO600
Axle/Gears: Moser full floater m9, 3:70 trutrac
Re: tranny mount problem
do not use metal, it will damage the trans.
use poly if you need something stronger. I would go with prothane, i broke a energy suspension one with hardly any mileage on it. Prothane seems to be made better as well
however, is the car still stock? there is no reason to go through mounts that fast. Are you sure you dont have a broken motor mount that is letting the drivetrain move too much and causing the trans mount to fail?
use poly if you need something stronger. I would go with prothane, i broke a energy suspension one with hardly any mileage on it. Prothane seems to be made better as well
however, is the car still stock? there is no reason to go through mounts that fast. Are you sure you dont have a broken motor mount that is letting the drivetrain move too much and causing the trans mount to fail?
Senior Member
iTrader: (2)
Joined: Jan 2007
Posts: 733
Likes: 1
From: jackson new jersey
Car: 1991 camaro vert
Engine: ls1 soon
Transmission: t56 soon
Axle/Gears: moser 12bolt 4.10 soon!
Re: tranny mount problem
i snaped 3 rubber trans mounts after i put my shift kit in all with in 2 weeks.. ive had a poly mount from energy suspension and have had it for 2 years now and have beat it and beat it and its with held my abuse.. i also have poly motor mounts to go with it.. what a difference
Joined: Dec 2005
Posts: 6,499
Likes: 31
From: Macon, GA
Car: 1992 Camaro RS
Engine: Vortec headed 355, xe262
Transmission: T56
Axle/Gears: 9-bolt 3.70
Re: tranny mount problem
My energy suspension poly mount deals with the stress of my T56 with no problems. Just go poly. Those rubber ones suck.
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