Holley EFI Manifold - Chevy Small Block V8 9901-101-1

• Single Plane Design
• 4150 Square Bore Mounting Flange
• Power band: 2000-7000 RPM
• Height: Front 5.50", Rear 5.50"
• Port Size: 1.89€ height 1.12" width

Fuel Rail Kit Holley P/N 9900-172. Accepts 1000 CFM Holley 4-bbl throttle body P/N 112-577. Using this manifold with 112-587 or 112-588 throttle bodies will also require the use of a 1/2" spacer between the throttle body and manifold."