PS105

1" Tall Phenolic Adapter for Holley 2bbl to 4 barrel outside Bolt pattern - ie: Most 4 barrel aftermarket aluminum Intake manifolds.

- This adjustable adapter is the most widely used for Holley 4412 2bbl to Edelbrock Performer intake manifolds.


- Hardware is included. Gaskets are not, but are available.**


**For more power we offer this adapter in a ported version. See CFM-Tech Ported #PS105-P**