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87 NA streetport rebuild

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Old 08-25-11, 10:47 AM
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87 NA streetport rebuild

Well I recently rebuilt my motor on my 87 na. there where some good threads out there, but I thought there should be another.
The reason for the rebuild was overheating. Pulled the cap and I could be bubbles, and I knew I had a problem. I tried to take a lot of pictures through the process, hopefully this might help someone.I started 3-1-11 and finished 5-1-11. Yes it took a little while but of course there where problems along the way..Well lets get started..pulling the motor.
Attached Thumbnails 87 NA streetport rebuild-engineremoval3006.jpg   87 NA streetport rebuild-engineremoval3009.jpg   87 NA streetport rebuild-engineremoval2037.jpg   87 NA streetport rebuild-engineremoval3013.jpg  
Old 08-25-11, 10:52 AM
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motor is out
Attached Thumbnails 87 NA streetport rebuild-engineteardown4015.jpg   87 NA streetport rebuild-engineteardown4014.jpg   87 NA streetport rebuild-engineteardown4018.jpg   87 NA streetport rebuild-engineteardown2002.jpg  
Old 08-25-11, 10:59 AM
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tearing it apart to see what happened..
Attached Thumbnails 87 NA streetport rebuild-engineteardown2009.jpg   87 NA streetport rebuild-engineteardown2011.jpg   87 NA streetport rebuild-engineteardown2014.jpg   87 NA streetport rebuild-engineteardown2017.jpg  
Old 08-25-11, 11:04 AM
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Attached Thumbnails 87 NA streetport rebuild-engineteardown2018.jpg   87 NA streetport rebuild-engineteardown2021.jpg   87 NA streetport rebuild-engineteardown2015.jpg   87 NA streetport rebuild-engineteardown2016.jpg  
Old 08-25-11, 11:08 AM
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the culprit
Attached Thumbnails 87 NA streetport rebuild-engineteardown2022-1.jpg   87 NA streetport rebuild-engineteardown2022.jpg   87 NA streetport rebuild-engineteardown2024.jpg   87 NA streetport rebuild-engineteardown2023.jpg  
Old 08-25-11, 11:10 AM
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rotor housings don't look good either.
Attached Thumbnails 87 NA streetport rebuild-engineteardown2026.jpg   87 NA streetport rebuild-engineteardown2027.jpg   87 NA streetport rebuild-engineteardown2028.jpg   87 NA streetport rebuild-engineteardown2037.jpg  
Old 08-25-11, 11:13 AM
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here it is
Attached Thumbnails 87 NA streetport rebuild-engineteardown2039.jpg   87 NA streetport rebuild-engineteardown2040.jpg   87 NA streetport rebuild-engineteardown2038.jpg   87 NA streetport rebuild-engineteardown2041.jpg  
Old 08-25-11, 11:15 AM
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o.k. so I will post some more later...
Old 08-25-11, 03:07 PM
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I <3 rotary pictures. Thank you for sharing.
Old 08-25-11, 07:53 PM
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well thanks to Rotaspinna69 I got a motor. Luckily I had access to a parts washer.
Attached Thumbnails 87 NA streetport rebuild-engineteardown4026.jpg   87 NA streetport rebuild-engineteardown4033.jpg   87 NA streetport rebuild-engineteardown4031.jpg   87 NA streetport rebuild-engineteardown4029.jpg  
Old 08-25-11, 08:06 PM
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rotors excite me

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Originally Posted by tuscanidream
I <3 rotary pictures. Thank you for sharing.
Me too, and FC's make me
Old 08-25-11, 08:15 PM
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i just rebuilt mine as well.. same issue.. A piece of the front iron chipped off so coolant was getting into the combustion chamber. Ported, and sent housings to goopy to get refurbished. Nice build man keep it up.
Old 08-25-11, 08:19 PM
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time to start porting
Attached Thumbnails 87 NA streetport rebuild-023-1.jpg   87 NA streetport rebuild-021-1.jpg   87 NA streetport rebuild-008-1.jpg   87 NA streetport rebuild-009-3.jpg  
Old 08-26-11, 12:10 AM
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What tool did you use to remove the exhaust sleeve diffuser?
Old 08-26-11, 08:52 AM
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Originally Posted by PvillKnight7
What tool did you use to remove the exhaust sleeve diffuser?
I used a plasma cutter and grinder. It took a little while but I think they came out pretty good
Old 08-26-11, 09:06 AM
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Originally Posted by PvillKnight7
What tool did you use to remove the exhaust sleeve diffuser?
I used a plasma cutter and grinder. It took a little while but I think they came out pretty good
Attached Thumbnails 87 NA streetport rebuild-011-5.jpg   87 NA streetport rebuild-010-7.jpg   87 NA streetport rebuild-012-5.jpg  
Old 08-26-11, 09:14 AM
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more porting
Attached Thumbnails 87 NA streetport rebuild-003-7.jpg   87 NA streetport rebuild-005-8.jpg   87 NA streetport rebuild-001-7.jpg   87 NA streetport rebuild-027-2.jpg  
Old 08-26-11, 09:18 AM
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..
Attached Thumbnails 87 NA streetport rebuild-003-6.jpg   87 NA streetport rebuild-006-8.jpg   87 NA streetport rebuild-009-10.jpg   87 NA streetport rebuild-013-4.jpg  
Old 08-26-11, 09:23 AM
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...put inserts in
Attached Thumbnails 87 NA streetport rebuild-002-6.jpg   87 NA streetport rebuild-001-6.jpg   87 NA streetport rebuild-027-1.jpg   87 NA streetport rebuild-026-1.jpg  
Old 08-26-11, 09:36 AM
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Attached Thumbnails 87 NA streetport rebuild-010-1.jpg   87 NA streetport rebuild-011-1.jpg   87 NA streetport rebuild-006-2.jpg   87 NA streetport rebuild-010-6.jpg  
Old 08-27-11, 08:56 AM
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time to put it back together
Attached Thumbnails 87 NA streetport rebuild-007-8.jpg   87 NA streetport rebuild-044.jpg   87 NA streetport rebuild-045.jpg   87 NA streetport rebuild-046.jpg  
Old 08-27-11, 09:00 AM
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Attached Thumbnails 87 NA streetport rebuild-047.jpg   87 NA streetport rebuild-048.jpg   87 NA streetport rebuild-049.jpg   87 NA streetport rebuild-052.jpg  
Old 08-27-11, 09:04 AM
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Attached Thumbnails 87 NA streetport rebuild-057.jpg   87 NA streetport rebuild-056.jpg   87 NA streetport rebuild-055.jpg   87 NA streetport rebuild-059.jpg  
Old 08-27-11, 09:08 AM
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painted some parts
Attached Thumbnails 87 NA streetport rebuild-002-8.jpg   87 NA streetport rebuild-013-6.jpg   87 NA streetport rebuild-007-9.jpg   87 NA streetport rebuild-008-8.jpg  
Old 08-27-11, 09:11 AM
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Attached Thumbnails 87 NA streetport rebuild-010-8.jpg   87 NA streetport rebuild-012-6.jpg   87 NA streetport rebuild-015-5.jpg   87 NA streetport rebuild-005-10.jpg  


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