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Old 01-21-2003, 04:19 PM   #1
matt69
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Join Date: Nov 2002
Location: spring lake, mi
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carb question

is there anyway to adjust the air/fuel mixture on a q jet.
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Old 01-21-2003, 04:58 PM   #2
ckhd
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Location: St. Johns, Arizona
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At idle or while running?

At idle, there are two screws up front...

To adjust it while running, you have to change out the jets/metering rods. I don't know if a chain store like Checker or AutoZone would have them, but local stores & NAPA should.

You have to take the carb apart to change them.
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1968 K20 fleet
1969 K10 swb fleet
1972 K10 Suburban
1972 C10 lwb step
1992 K1500 'burb
1995 K2500 'burb
1997 C1500 'burb
1999 K1500
2000 K1500 'burb

Why do I own so many Suburbans?
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