Ford 351W Windsor LowRise Aluminum Intake Manifold [Black] These heads are flow tested

These heads are flow tested on a Superflow SF600 at 28 inches with a 1/2 inch radius intake plate and short stack exhaust tube

Designed for absolute flow and fuel delivery

The outer case is made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life

the blue anodized aluminum construction delivers performance and a show car quality appearance

Ford 351W Windsor LowRise Aluminum Intake Manifold [Black] These heads are flow testedThe Speedmaster LowRise Manifolds are our lowest profile manifold and is also the only one that is street legal on pollution controlled vehicles. It is set up to accept a spread bore carb but comes with an adapter plate that permits the use of square bore carbs. To remain street legal with a square bore carb, you must use one that is also approved as street legal for your application.