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

ignition problem???

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Old Mar 24, 2008 | 04:53 PM
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Default ignition problem???

car starts up pops throught the exhaust a few times and then idles fine once you get a load on the motor is misses like crazy i rebuilt the motor went with solid motor mounts and did the vented style opti cpnversion i bought the opti used anyone have any ideas of what it could be?...it misses anything over 2000rpm and if you lug the motor down it will miss and pop like crazy
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Old Mar 24, 2008 | 06:39 PM
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nooone has any idea?
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Old Mar 24, 2008 | 07:10 PM
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usally for me when my car does that. it means i have burnt a plug wire. I have been through 3 sets now. finally went with OTVC.
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Old Mar 24, 2008 | 07:49 PM
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its got a set of brand new msd on it car has 10 miles on it just took it down the road a couple times
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Old Mar 24, 2008 | 08:38 PM
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Check around the mounting flange where the Dist cap goes onto the opti. Mine was cracked and missed like crazy then the dist ate itself.
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Old Mar 24, 2008 | 09:08 PM
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ok ill check that out
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Old Mar 28, 2008 | 04:14 PM
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wasnt the opti cap i took the cap off the opti and everything looks fine i dont know what its supposed to look like inside but nothing jumped out at me as i am a mechanic and this damn thing is frustrating the hell out of me
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Old Mar 28, 2008 | 04:18 PM
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Originally Posted by mean94lt1
car starts up pops throught the exhaust a few times and then idles fine once you get a load on the motor is misses like crazy i rebuilt the motor went with solid motor mounts and did the vented style opti cpnversion i bought the opti used anyone have any ideas of what it could be?...it misses anything over 2000rpm and if you lug the motor down it will miss and pop like crazy
Sounds like the opti...you get what you paid for.
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Old Mar 29, 2008 | 09:12 AM
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mine was doing that and I just had a couple plug wires switched.
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