Performer Air-Gap Series Intake Manifold is designed for 1955-86 262-400 c.i.d. small-block Chevys, the Performer Air-Gap features the air-gap design for the ultimate street performance in the idle to 5500 rpm range.
Edelbrock Intake Manifold: Performer Air-Gap S/B Chevy 87-95 Std flange/Sprdbore
Chevrolet:Small-Block Gen I:305 (5.0L)/350 (5.7L)