<VV> Weber 40DCOE-151 and 40DCOE-4...
rusecular at yahoo.com
Sun May 24 18:22:19 EDT 2009
Here's some info regarding the differences between the
Weber 40DCOE-151 and 40DCOE-4
The Weber 40DCOE151 is a newer carb, usually made in Spain.
The Italian Webers are a better made carb - better quality. One of
the big differences is in the progression holes.
These are used when transferring the fuel from using the idle jet to
the main jet. The Italian made carbs have three holes while some
of the Spanish carbs have only two, leaving a flat spot during
The rest of carb is mostly the same. The casting are better from Italy.
The later carbs also have some adapters for using vacuum.
The early ones(40DCOE2, 4, 18, 32) do not have those
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