4180 Holley

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May 22, 2015 | 09:43 PM

GeneGregory

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Mountain Pass

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4180 Holley

Whats a 4180 Holley ? Square bore or spread bore ? What is the list number on the choke horn ?
Gene

May 23, 2015 | 08:21 AM

hotstuff

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From: constantine,mi.

square bore , the list number is on the front of the air horn . Holley made many versions of the model 4180 , you will need that number for application and the proper rebuild kit.

May 23, 2015 | 01:20 PM

GeneGregory

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Mountain Pass

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The numbers on the choke horn are 80452 1828 . Do these numbers tell what it is ?

May 24, 2015 | 09:39 AM

hotstuff

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From: constantine,mi.

list # 80452 is a model 4160 , 600 CFM. the 1828 is the date code. If you need more infoe go to the Holley site it has all you will need for rebuilding specs.