01-18-2022, 12:40pm
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#21
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Chief Electrician Barn Stall Owner #7734 Bantayan Kids '15
Points: 106,278, Level: 100 |
Join Date: Jan 2011
Location: The corner of Cease Rd. and Desist St.
Posts: 44,414
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Gameroom Barn Bucks: $107478
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Quote:
Originally Posted by mrvette
Looks ok on timing light, I changed plug wiring/caps....engine runs more or less ok, just shakes like HELL, and misfires under load I have drive it a bit around the block, tried to warm it up a bit,.....pulled two plugs and found them wet/black like too much fuel...oil?? I waiting for warmer this PM, and going to check the O2 sensor output, it's a heated unit, and new maybe 1.5 years ago....
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Intake/vacuum leak. I'd put money on it. Check youtube for how to make a dirt cheap smoke type leak detector. Also spray brake cleaner around ports, gaskets, any suspected air leak places.
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