Description
If you’re upgrading from a 2-barrel Holley carb to a 4-barrel setup, this adapter is essential for a clean, reliable transition without extensive manifold modification. The CNC-machined aluminum construction ensures precise throttle response and fuel delivery consistency, while the black anodized finish resists corrosion in high-heat engine bay environments. Bolt-on installation means you’ll have your upgraded carburetor system running in an afternoon.
- Holley 4412 to 4150
- 1 inch tall
- Aluminum construction
- Black anodized finish
- 2-hole pattern
- Bolt-on installation
- Universal fitment
- Sold individually
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