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gm performance 350 290 hp[12499529]

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Old Oct 21, 2004 | 10:17 PM
  #1  
The Chad's Avatar
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From: anoka mn
Car: 84 berlinetta
Engine: lg4
Transmission: 700 r4
gm performance 350 290 hp[12499529]

I just noticed this particular engine. GM states it for 1979 and prior . Will my acessories bolt up the same from my 84 camaro lg4.Two piece seal and flywheel the same right. Go to gm parts direct.com and enter 12499529. Please give feedback. THANKS.
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Old Oct 21, 2004 | 10:36 PM
  #2  
Air_Adam's Avatar
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From: Saskatoon, SK, Canada
Car: '83 Z28, '07 Charger SRT8
Engine: 454ci, 6.1 Hemi
Transmission: TH350, A5
Axle/Gears: 2.73 posi, 3.06 posi
It will work fine in your '84. It just says '79 and earlier for emitions reasons.
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Old Oct 22, 2004 | 01:27 PM
  #3  
The Chad's Avatar
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From: anoka mn
Car: 84 berlinetta
Engine: lg4
Transmission: 700 r4
comparison

What is the difference between this engine and the LM1? The cast aluminum pistons are the same and the cylinder heads are identical. The only things I noticed was the cam variance on the new engine 450-460/ 222-222 and the way it was tested 1/3/4 headers /holley600cfm/performer 2101. My last question to pose is, will the cam be somewhat compatible with my zz4 chip?. I used Paceparts as my database.
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Old Oct 22, 2004 | 04:52 PM
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From: anoka mn
Car: 84 berlinetta
Engine: lg4
Transmission: 700 r4
1 difference more is the engine has zz4 connecting rods. That imfo from a great source here on 3rd gen.
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