![Offenhauser 6071 Ford 289-302 Port-O-Sonic Manifold Std. 4 bbl Carb](https://s.turbifycdn.com/aah/yhst-136189531252563/offenhauser-6071-ford-289-302-port-o-sonic-manifold-std-4-bbl-carb-1.png)
Offenhauser 6071 Ford 289-302 Port-O-Sonic Manifold Std. 4 bbl Carb
description
![](https://sep.turbifycdn.com/ty/cdn/yhst-136189531252563/ships.png?t=1725629524&)
Specially designed plenums and runners match volume for a specific engine for maximum power. Eliminates “lean/rich” condition from cylinder to cylinder commonly found with other aftermarket manifolds.”
Ford, Ford 289, Ford 302, Intake Manifolds, Offenhauser, Port-O-Sonic
![](https://sep.turbifycdn.com/ty/cdn/yhst-136189531252563/p65warrning.jpg?t=1725629524&)
![](https://sep.turbifycdn.com/ty/cdn/yhst-136189531252563/ships.png?t=1725629524&)
Specially designed plenums and runners match volume for a specific engine for maximum power. Eliminates “lean/rich” condition from cylinder to cylinder commonly found with other aftermarket manifolds.”
Ford, Ford 289, Ford 302, Intake Manifolds, Offenhauser, Port-O-Sonic