transmission fluid question

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06-07-2007, 12:38 AM

djs9050

Thread Starter

Join Date: Jan 2007

Location: Northeast, Pa

Posts: 24

transmission fluid question

im planning on changing my transmission fluid and dont have my onwers manual i dont know how much and wut kind of transmission fluid i need. i have a 90 mustang gt 5.0

06-07-2007, 12:43 AM

thormx902y

1st Gear Member

Join Date: Jul 2006

Location:

Posts: 113

RE: transmission fluid question

i used 3 or 4 quarts i cant remeber but i use mobile synthetic..imo its the best stuff

06-07-2007, 12:48 AM

AdderMk2

Banned

Join Date: Dec 2005

Location: Lil' Rhody

Posts: 22,376

RE: transmission fluid question

auto or stick??

T5's take 2.7 quarts

06-07-2007, 12:57 AM

djs9050

Thread Starter

Join Date: Jan 2007

Location: Northeast, Pa

Posts: 24

RE: transmission fluid question

its a stick

06-07-2007, 01:02 AM

HACKGT350

6th Gear Member

Join Date: Jan 2006

Location: new jersey

Posts: 6,635

RE: transmission fluid question

2.7 quarts of gm syncomesh then. thats what i have really good stuff

06-07-2007, 01:40 AM

djs9050

Thread Starter

Join Date: Jan 2007

Location: Northeast, Pa

Posts: 24

RE: transmission fluid question

any other kinds of tranny fluid to run in a t5 1990 mustang gt

06-07-2007, 03:30 AM

SoDakStang

2nd Gear Member

Join Date: Jul 2006

Location:

Posts: 163

RE: transmission fluid question

I've found it depends on what syncro's you have. If you have brass, gear lube. The other, darker kind (spacing the name right now), i've ran ATF and had no problems at all with either.