Edelbrock 21164 Performer Vortec Intake Manifold Features: EnduraShine Version Of Edelbrock PN[2116] Finish-Bright Silver Chrome That Will Not Discolor For Idle to 5500 RPM Street-Driven Performance Dual-Plane Low-Rise Intake w/180 deg .Firing Order Excellent Throttle Response and Mid-Range Power Designed for Engine Swaps Using GM Vortec Heads Works on Both Vortec and 1995 and Earlier Blocks Accepts Late Model Waterneck-Alternators-HEI-A/C Height: 6.10 Width: 11.40 Length: 24.00 Weight: 17.40 lbs Vehicle Type: Edelbrock 21164 Performer Vortec; Intake Manifold