Holley Street Carburetor - 850 CFM - 4 bbl. Valve Stem Core They can withstand the shearing

They can withstand the shearing force created by the two materials

will fit early 16-bolt head with Ford 16-bolt intake gasket set

Heavy Gauge BaseFord Racing offers a variety of products for hard core racing and street vehicles

Vehicle Applications: 2017-2020 Ford F-250 Super Duty 81

Carb recommendations: Edelbrock AVS2 or Performer Series 650-800 cfm

Holley Street Carburetor - 850 CFM - 4 bbl. Valve Stem Core They can withstand the shearingHolley Street Carburetor 0 80531 4 bbl 850 CFM Electric Choke Vacuum Secondary Street Carburetor Electric Choke Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every 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