Cast aluminum Adapter that will allow any 4150 or 4160 carburetor to be mounted on Manifolds designed originally for Rochestor Quadrajet or Carter Thermo Quad carburetors. This Adapter can also be used in reverse
- 1 in. Height
- 1 11/16 in. Bores
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
This product is designed to use as a carburetor spacer.
It is not intended to be used to block off an existing O.E EGR system on O.E intake manifolds such as 351M, 400M, or 390 Ford models.
About Holley Performance Products
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!
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Holley Carburetor Adapter 17-72: