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Street Race Truck More... The Toolbox
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$50.41
$40.83
Holley Chrome Replacement Secondary Diaphragm Cover/Housing Kit
Holley Chrome Replacement Secondary Diaphragm Cover/Housing Kit

Holley Chrome Replacement Secondary Diaphragm Cover/Housing Kit

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Holley Chrome Replacement Secondary Diaphragm Cover/Housing Kit
Holley Chrome Replacement Secondary Diaphragm Cover/Housing Kit
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Part # 42734503
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

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GTIN Code:
090127055755

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HolleyDAYS are here again! SAVE up to 20% on this part and hundreds of other Holley brands during the 2018 HolleyDAYS sale 11/15/18-12/31/18.

These replacement diaphragm cover and housings will show off your vacuum secondary carburetor with a quality chrome finish.
  • Replacement chrome housing and cover
  • For vacuum secondary carbs

Installation Notes: If carburetor is equipped with a black plastic cover then you must also purchase a special choke cable clamp kit (P/N 45-456) if you wish to retain hand choke cable operation.

Some parts are not legal for use in California or other states with similar laws/regulations

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  • After installing the intake manifold and carbs on his 8BA, Heath P. continues on to the fuel and throttle setup. See how he mounts each part while making modifications to complete the install.
  • Do you have carbs sitting on the shelf waiting to be put on? Heath talks about the preparation and parts needed to install a set of Super 9-7 Carbs on his 1949 Flathead 8BA V8 Model A.
  • Now that Project Chevelle is making some real power, it's time to give it a little more fuel. Follow along as we install a new tank and pump from Tanks Inc.

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