89 trans am gta what oil grade/capacity
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89 trans am gta what oil grade/capacity
hi all, i have a 1989 pontiac trans am gta convertible 350/5.7, im going to change the oil, what capacity and oil grade should it use, im in the uk and not alot of people know much about them over here, many thanks.
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Joined: May 2014
Posts: 448
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From: Alpine
Car: 86 Trans Am
Engine: 305 LB9
Transmission: 700r4
Re: 89 trans am gta what oil grade/capacity
I put 10w30 non synthetic since I have a bit of a valve stem leak. Helps slow it. Works best for me. However I have heard people use 5w30.
It should only take 5 QTS but be sure to check it
It should only take 5 QTS but be sure to check it
Joined: Oct 2013
Posts: 2,610
Likes: 156
From: Louisville, KY
Car: 1983 Z28
Engine: 385 Fastburn
Transmission: T-5
Axle/Gears: BorgWarner 9-bolt posi, 3.27 gears
Re: 89 trans am gta what oil grade/capacity
5 quarts of 10w30 conventional oil.
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