V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

HELP!! Will this oil pan fit my car???

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Old May 1, 2003 | 09:27 PM
  #1  
F-Bodeee's Avatar
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From: Orlando, FL
Car: 1991 Pontiac Trans Am
Engine: 350 TPI
Transmission: Borg Warner T-5
HELP!! Will this oil pan fit my car???

Hi,

i have an 89' 2.8L V6 and i need an oil pan......i found this one....it's for a 3.4L V6 will it fit? Thanks

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Old May 1, 2003 | 10:02 PM
  #2  
KED85's Avatar
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From: ****SoCal, USA****
NO it will not work.
WHY
The 2.8 pan has the front lip that connects to the timing chain cover.
Two 8MM fine thread bolts hold pan to t. chain cover.
When I do my 3.4 swaps, I retain the 2.8 original engine timing cover & pulley & oil pan as a complete unit.
The 3.4 pan is straight out (2.8 pan dips down) & also 3.4 is a one piece oil pan gasket.
The 2.8 is a two piece gasket item.
Pass on this option.
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Old May 2, 2003 | 01:25 PM
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TomP's Avatar
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From: Central NJ, USA
Car: 1986 Firebird
Engine: 2.8 V6
Transmission: 700R4
Er, Karl, you're thinking of the 82-86 oil pan. This pan used a two-piece gasket (rubber at the rear seal, cork for the side rails and front), and bolted to the bottom of the timing chain cover.

The 87-92 oil pan uses a "reusable" (although I wouldn't!) oil pan gasket, made out of rubber. It also has a different "slope", I believe, in the front, then an 82-86 oil pan.

I'm 90% sure of this... can anyone verify? I don't think the pan bolts to the timing chain cover on 87-up 2.8/3.1's.
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Old May 2, 2003 | 02:37 PM
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Dale's Avatar
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
When I bought one for my 3.4l swap, it said like 87/88'ish, and up 2.8/3.1/3.4l.

But I do belive ked is correct that the front lip on that thingie looks funny. Maybe for a fwd 2.8??
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Old May 2, 2003 | 03:10 PM
  #5  
TomP's Avatar
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From: Central NJ, USA
Car: 1986 Firebird
Engine: 2.8 V6
Transmission: 700R4
Hm; good point. I might have the Gen II's in my mind... but I coulda swore... anyone want to peek at their 87-up timing chain cover for a verification?
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Old May 2, 2003 | 03:36 PM
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Dale's Avatar
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
I know my pans dont have a front like that, it is more boxy with chamfered edges. Plus the front is damn near identical with the back flange wise.
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Old May 2, 2003 | 03:40 PM
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TomP's Avatar
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From: Central NJ, USA
Car: 1986 Firebird
Engine: 2.8 V6
Transmission: 700R4
Did yours have the one-piece rubber gasket? Or was it the cork/rubber 2-piece setup?
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Old May 2, 2003 | 08:11 PM
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From: ****SoCal, USA****
MY response/knowledge pertains to 1985 60* milss & prior.
The 3.4 examples I've worked with are the 1995 model year 3.4 engines.
Those two pans are different.
I wouldn't seek out a 3.4 pan as an alternative for a 1985 60* oil pan. Those oil pans are drastically different..
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Old May 3, 2003 | 11:18 PM
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Dale's Avatar
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Seal I got was a solid 1 piece rubber, ribbed. I belive it had a metal "support" or some crap inside.
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