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77Matt's latest activity
77Matt
replied to the thread
Passing CA Smog help - High HCs
.
Thanks - interesting that I can’t just add cats. And yes it is heavy duty. I retarded the timing only by 2 because that is the max now...
Apr 1, 2024
77Matt
reacted to
tsgs84's post
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Passing CA Smog help - High HCs
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Put good fuel in it, let it run low then load up on isopropyl alcohol (dry gas) on the way to the test. Worked every time for me...
Apr 1, 2024
77Matt
reacted to
Hoody's post
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Passing CA Smog help - High HCs
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I'm so glad my K25 is a '75 so no smog needed. I didn't read the whole thread but you might want to look into registering in SD or MT to...
Apr 1, 2024
77Matt
reacted to
CalSgt's post
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Passing CA Smog help - High HCs
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I looked it up & should be good to go, EO#D-215-10 dated November 16, 1993...
Mar 28, 2024
77Matt
replied to the thread
Passing CA Smog help - High HCs
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Awesome thanks!
Mar 28, 2024
77Matt
reacted to
Ricko1966's post
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Passing CA Smog help - High HCs
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His was a feedback carb. That's the problem,and to the best of my knowledge ccc carbs on trucks were CA. only
Mar 28, 2024
77Matt
reacted to
Finkaire's post
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Passing CA Smog help - High HCs
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I had my original electric carburetor rebuilt, i was told that was the only option.
Mar 28, 2024
77Matt
replied to the thread
Passing CA Smog help - High HCs
.
Edelbrock says it’s street legal in 50 states- I don’t know when they were officially approved. I had to buy about 10 other parts to...
Mar 28, 2024
77Matt
reacted to
evlblkrfl's post
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Passing CA Smog help - High HCs
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The MSD 2900 Atomic EFI is the only fuel injection kit that has an EO # for use in California
Mar 28, 2024
77Matt
replied to the thread
Passing CA Smog help - High HCs
.
The info I have is that it’s legal in ca on GM v8s prior to 1980. I hope that info is legit. Praying to the truck gods. Hopefully I...
Mar 28, 2024
77Matt
reacted to
fast 99's post
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CO isn't extremely high suspect problem lies somewhere besides carb Some items to look at: internal engine wear and or misfire vacuum...
Mar 28, 2024
77Matt
reacted to
Bextreme04's post
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At least some of that is not accurate. Federal emissions in a 1980 8600GVW K25 with a 350 did not have an AIR pump and injectors going...
Mar 28, 2024
77Matt
reacted to
Finkaire's post
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Passing CA Smog help - High HCs
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Couldn’t find the report, sorry
Mar 28, 2024
77Matt
reacted to
Ncali's post
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Elevated hydrocarbon (HC) emissions usually indicate ignition misfire due to fouled spark plugs or a bad plug. But high HC emissions can...
Mar 28, 2024
77Matt
reacted to
Ncali's post
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everything you put on the truck has to be carb compliant so that carb you put on may not pass
Mar 28, 2024
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