Features: Usage:Street/Hi-Performance Position:N/A Engine Make/Size:Chevy Small Block (265-400) Emission:Without EGR Cylinder Head Type:Standard RPM Range:Idle-5500 EGR:Without EGR Engine Block Style:Stock/OEM standard Deck Basic Operating RPM Range:Idle-5,500 Intake Style:Dual plane Carburetor Quantity:One Intake Manifold Height (in.):4.8 Finish:Natural Material:Aluminum Package Contents: 1* Casting SBC Intake Manifold