The Edelbrock Performer EPS intake manifold for 1955-1986 262-400 small-block Chevy V8s is a dual-plane, low-rise design tuned for peak torque near 3,500 rpm on a 350ci engine. Optimized runners improve off-idle to 5,500 rpm response; dyno-tested gains versus the Performer #2101 showed about 5 hp and 9 ft-lbs. It accepts 4150-style square-bore carbs and includes an oil fill tube and matching push-in breather.
Edelbrock Intake Manifold Performer Eps w/ Oil Fill Tube And Breather for Small-Block Chevy