LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Help with opti install

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Old Aug 20, 2012 | 12:00 PM
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Default Help with opti install

Well I pulled my old opti,turned out to be an accel one I'm replacing itwith a new GM opti. So I installed it put everything back together while I was at it removed air system while I was under there along with installing underdrive pulleys. So all together now went to start it when I started back firing when turning over. So I think I installed it wrong and the timing is off. Is this correct or should I look some place else cause I'm also getting ready to install a walbro 255 fuel pump.

Here is a pic of the back sides.



Also the accel one had now rubber o rings while my new one did can it leak from not having these?

Last edited by 96RamAirTA; Aug 20, 2012 at 12:06 PM.
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Old Aug 20, 2012 | 12:09 PM
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You probably did something wrong with the install. Check that the plug wires are at the right cylinders on the opti. Cant really do much else besides you getting in there and actually looking everything over.
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Old Aug 20, 2012 | 12:15 PM
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Ya will double check that again to but I had read on another forum it was possible to install wrong
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Old Aug 20, 2012 | 12:23 PM
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yeah if your a retard. lol. The cam dowel goes in the slot that is the longer rectangle looking one.
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Old Aug 20, 2012 | 02:10 PM
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Lol OK thanks for putting it so bluntly
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Old Aug 20, 2012 | 03:19 PM
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hahahaha nice
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Old Aug 20, 2012 | 03:47 PM
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Yeah its pretty hard to mess up an Opti install even if you have never done one before. I have heard storied of getting a bad Opti out of the box but like other said, you probably have your plug wires mixed up.
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Old Aug 20, 2012 | 06:46 PM
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So what would a bad opti do?
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Old Aug 20, 2012 | 07:46 PM
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You sure the plug wires are on the right terminals?
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Old Aug 20, 2012 | 08:53 PM
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Pretty straight forward The little titty goes on the dowel Kinda like connect the dots & the Opti is marked for plug #s Odd numbers on drivers side Even on pass side Pretty simple really Really its easier than a SBC
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Old Aug 20, 2012 | 10:09 PM
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Well I know for sure the drive side is right lol. Feels like y'all are making fun of me know huh guys its all good I'm going to look at the passenger side tomorrow ran out of light this after noon. I still think its something with the opti and not the wires.
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Old Aug 21, 2012 | 07:18 AM
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All you have to know is this to get the opti on correctly.
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Old Aug 21, 2012 | 07:37 AM
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Does the GM opti have an MSD cap? Just wondering what's up with the red.
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Old Aug 21, 2012 | 09:48 AM
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Nah that's some sealant I put on it
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Old Aug 21, 2012 | 10:11 AM
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Originally Posted by 96RamAirTA
Well I know for sure the drive side is right lol. Feels like y'all are making fun of me know huh guys its all good I'm going to look at the passenger side tomorrow ran out of light this after noon. I still think its something with the opti and not the wires.
They are not making fun of you, just a little ribbing. Alot of the guys on here have done over 3 opti installs on their own cars in very few years, some with up to 5. Needless to say they have experience, and are bitter about the amount of $$ spent on them.
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Old Aug 21, 2012 | 10:23 AM
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Originally Posted by 96RamAirTA
Nah that's some sealant I put on it
Why did you put sealant on the opti? It should have a rubber gasket underneath the cap.
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Old Aug 21, 2012 | 09:36 PM
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opti was just lined up wrong. fixed.
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Old Aug 21, 2012 | 10:38 PM
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Ya wasn't lined up right and thanks Dave for the help wish I coulda got the fuel pump done to but oh well tomorrow
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Old Aug 28, 2012 | 05:13 PM
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did you get the fuel filter swapped out yet?
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Old Aug 30, 2012 | 05:37 AM
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Yea I replaced filter.
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