Proflow Intake Manifold, Max Jr. Single Plane, Aluminium, Black Square Bore, For Chevrolet, Big Block, Each
Proflow's single-plane MaxJr intake manifolds are very versatile and can be used for drag racing and Oval Track competition, as well as for street applications. Power bands range from 3,500 to 7,000 rpm. There are applications for Chev small block and big block engines with 4-barrel carburetors.