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Does the holley 4160 have two air-fuel ratio screws?
Yes, it should. They are located on the lower front section of the carburator. These screws will only adjust the air/fuel ratio at idle. *On a holley 4160 vaccum secondary carb, the mixture screws are on the front metering block on each side. The transition slot to throttle blade relationship has to set/corrected before the mixture screws will be effective.
How do you adjust the fuel mixture of a 650cfm Holley?
usally on holleys ther either on the side of front or secondarey fuel bowles depending on series sometimes at rear of base plate
How do you adjust air fuel ratio in Honda civic?
Are you trying to go leaner or richer????
How do you adjust the air to fuel ratio on a 2000 Chevy cavalier?
the air fuel ratio is computer controlled dont think there is a way to change it the computer adjust the air/fuel based on sensors and theyre readings. if its not running right its prolly a sensor issue possibly the oxygen sensor
How does 02 sensors effect your car?
They monitor the amount of unburned fuel in the exhaust and help the computer adjust the fuel air ratio accordingly.
How do you adjust the carb on a Chevy 2.8 liter fuel injection v6?
There is not a carb on a fuel injected vehicle. It has a throttle body. the amount of air to fuel ratio is controlled by the computer.
What does oxygen sensor mean?
It is a sensor placed in the exhaust flow that indicates the level of unburned fuel in the exhaust so the computer can adjust the air- fuel ratio
Will removing the catalytic converter off your truck help with the gas mileage of a 2006 chevy crew cab with 4.8l v-8?
No. It can actually make it worse. The computer will try to adjust the fuel ratio to make the oxygen sensors read correctly. With no cat that is not possible.No. It can actually make it worse. The computer will try to adjust the fuel ratio to make the oxygen sensors read correctly. With no cat that is not possible.
What does an oxygen sensor do in an exhaust system?
Detects amount of air so can adjust fuel ratio by increasing/decreasing injector pulse time and monitors catalyst.
What does an oxygen sensor in an exhaust system do?
Detects amount of air so can adjust fuel ratio by increasing/decreasing injector pulse time and monitors catalyst.
Can you abandon the fuel pump in the gas tank of my 89 Chevrolet 1500 suburban and install an electric holley fuel pump?
gotta take it out
Do you have to advance the timing on a 350 when a bigger carburetor is installedIf so how much?
You may need to turn your distributor a small amount, but you MUST adjust the air-fuel ratio.
