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Why did the primer do this?? pic

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Old Aug 21, 2010 | 08:35 PM
  #1  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Why did the primer do this?? pic

so im preppign my car for paint and i sanded down the a hood i picked up and it had a few little gouges in it so i filled it and let it dry, sanded it down and primed in like i have a couples times before but now in the spots where the filler is its like the primers not quite adhereing to it right ? or is it just different being ona different material?
you guys figure i can shoot the paint on this? or what should i do here thnx

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Old Aug 21, 2010 | 10:24 PM
  #2  
spartyon's Avatar
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From: winthrop harbor, il & plymouth, il
Car: 1986 camaro
Engine: 383 sbc
Transmission: th-400
Axle/Gears: 4th Gen 10 bolt/Detroit TrueTrac 4.
Re: Why did the primer do this?? pic

Maybe the filler wasn't completely dry?
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Old Aug 21, 2010 | 10:26 PM
  #3  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

well its been like 2 days now and ive tryed going over it with more primer and the same thing still?!?!
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Old Aug 21, 2010 | 10:31 PM
  #4  
383 Power's Avatar
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From: Shreveport, LA
Car: 1982 SC/1984 Z28
Engine: 305 4BBL/305 4BBL H.O.
Transmission: 700R4/700R4
Axle/Gears: 4th Gen 3.23 Posi/3.73 10 Bolt
Re: Why did the primer do this?? pic

Maybe your Mixture was wrong. Maybe there wasn't enough Hardener.
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Old Aug 21, 2010 | 10:39 PM
  #5  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

sigh..... its so weird tho its like absorbing the primer or like...pushing it off but its still going on nicely . just very strange, think im boned here boys
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Old Aug 21, 2010 | 10:46 PM
  #6  
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From: minneapolis
Car: 1988 GTA Black on Black Hardtop
Engine: 383 miniram/ Ebl
Transmission: 700r4/Performabuilt/3000 Stall
Axle/Gears: 9 bolt / 3.27
Re: Why did the primer do this?? pic

Take a closer pic. cant tell anything from the posted pic
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Old Aug 21, 2010 | 10:49 PM
  #7  
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

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Old Aug 21, 2010 | 11:14 PM
  #8  
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From: minneapolis
Car: 1988 GTA Black on Black Hardtop
Engine: 383 miniram/ Ebl
Transmission: 700r4/Performabuilt/3000 Stall
Axle/Gears: 9 bolt / 3.27
Re: Why did the primer do this?? pic

Thats not much better. Im assuming the lite coloring is where your filler is? If so it looks as though your primer is soaking in to your filler. Are you thinning your primer to much? Lacquer based? urethane based? Spray can?
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Old Aug 21, 2010 | 11:16 PM
  #9  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

spray can :\
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Old Aug 21, 2010 | 11:21 PM
  #10  
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From: minneapolis
Car: 1988 GTA Black on Black Hardtop
Engine: 383 miniram/ Ebl
Transmission: 700r4/Performabuilt/3000 Stall
Axle/Gears: 9 bolt / 3.27
Re: Why did the primer do this?? pic

If its only doing it where your filler is its probably soaking in from a cheaper primer. Usually to thin. Let it dry over night and lightly sand with 180 and reprime. It should start to build after 2 or 3 coats.
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Old Aug 21, 2010 | 11:23 PM
  #11  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

ive hit it twice since i did it like 2 days ago now, ill try hittin it with the sand paper tomorrow though and hope for resuslts.
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Old Aug 21, 2010 | 11:28 PM
  #12  
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From: minneapolis
Car: 1988 GTA Black on Black Hardtop
Engine: 383 miniram/ Ebl
Transmission: 700r4/Performabuilt/3000 Stall
Axle/Gears: 9 bolt / 3.27
Re: Why did the primer do this?? pic

Is the primer laying down nice and smooth? Or is it not adhering
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Old Aug 21, 2010 | 11:32 PM
  #13  
vendetta's Avatar
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From: Calgary, Alberta
Car: 1990 Iroc-Z28
Engine: 350HSR
Transmission: HD 700r4 B&M Stage2 SK
Re: Why did the primer do this?? pic

it seemed like it was laying down on it alright when i ran my hand over it when it was dry but when i sprayed a coat on it, i watched it like soak in
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Old Aug 21, 2010 | 11:36 PM
  #14  
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From: minneapolis
Car: 1988 GTA Black on Black Hardtop
Engine: 383 miniram/ Ebl
Transmission: 700r4/Performabuilt/3000 Stall
Axle/Gears: 9 bolt / 3.27
Re: Why did the primer do this?? pic

Its either soaking in or something is bleeding through. Use a differnt primer tomorrow after this has cured overnite. Let me know tomorrow
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Old Aug 23, 2010 | 01:50 PM
  #15  
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From: Wichita Kansas
Car: '84 Trans Am
Engine: 350 Carb
Transmission: 700R4
Axle/Gears: Stock but subject to change.
Re: Why did the primer do this?? pic

I had the same problem using rattle can primer. It's because rattle can is too thinned out. What I did was really goober it on there really thick. It had some runs, but goober it on the spot, sand it down smooth and flat, then finish up with a light coat. That should do it.
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