Edelbrock AVS2 Series Carburetor Calibration Kit #1940

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The Edelbrock AVS2 Series Carburetor Calibration Kit #1940 is for tuners looking to improve the performance of their #1901, #1902, #1903 or #1904 carburetor.
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The AVS2 Series Carburetor Calibration Kit #1940 is for tuners looking to custom-tune the performance of their #1901, #1902, #1903 or #1904 carburetor. This kit contains all of the necessary metering rods and jets that will allow you to adjust your AVS2 carburetor either richer or leaner for both cruising and power modes. This kit also includes an assortment of seven pairs of jets, five step-up springs, seven pairs of metering rods, metering rod retaining springs, six replacement hairpin springs and a calibration chart that tells which rod/jet combination to use, all organized in a handy reusable storage case.

Documents & Installation Notes



Manufacturer Edelbrock
Application Universal
UPC 00085347019403
Series AVS2
Metering Rod Size .063 x .037, .063 x .047, .065 x .047, .067 x .049, .068 x .047, .068 x .052, .073 x .052 in
Metering Jet Size .080, .083, .086, .089, .092, .098, .100 in
Quantity Kit
Spring Force 3" Hg (Blue); 4" Hg (Yellow); 5" Hg (Orange); 7" Hg (Pink); 8" Hg (Silver)
Availability Note Available to Order
Warranty 12 Months
Emissions Code
Hazardous Materials Warning WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit
Installation Notes
  • This product is for use on pre-pollution-controlled vehicles.