Hilborn Fuel Injection 550-721 - Intake Manifold Kit; 2-5/8 in. Throttle Bores; Fits w/Big Block Chevrolet Engines; Incl. Main Harness/EV1 Injector Harness/Bosch 4.9 Wideband/Input/Output Harnesses;

The Hilborn EFI-R manifold systems combine Electronic Fuel Injection with the racing born performance and aggressive looks of Individual-Runner engine induction. Included with each kit is a universal Terminator X EFI system, providing cutting edge EFI technology. The Hilborn EFI-R systems are intended for the most serious naturally aspirated performance enthusiast. Each kit comes with a CAN-USB tuning dongle, allowing you to tune your EFI system specifically for your engine, via our free Terminator X EFI software. The engine valley covers are sold separate to allow the customer to choose the correct valley cover kit based on the engine deck-height, 300-802 – Std. 9.800-inch height or 300-803–Tall 10.200-inch.

Features

• Incl. Intake Manifold Kit Part Number 300-801 For Big Block Chevrolet Applications Requiring 2-5/8-Inch Throttle Bores
• Each Kit Features A Universal Terminator X Efi System Specifically Built For Use With Hilborn Efi Systems
• Ram Tubes Sold Separately
• Synchrometer Not Included