Hilborn Fuel Injection 300-812 - Hilborn RAW SBC Base Intake Manifold Kit

Hilborn Fuel Injection - 300-812

Hilborn RAW SBC Base Intake Manifold Kit

Base Intake Manifold Kit; 2.12 in. X 1.25 in.; Raw Satin Finish; T6-Aluminum; Fits Small Block Chevy;

The Hilborn RAW "Race-And-Win" Injector is the classic racing unit for the standard Gen 1 Small Block Chevy. These base intake manifolds for the SBC RAW EFI-R Kits fit to SBC engines with 1955-86 262-400 or 1987-91 L98 Corvette type cylinder heads providing mounting for both RAW Hilborn mechanical and electronic stack fuel injection. The Hilborn EFI-R injector manifold kits combine the technology of Electronic Fuel Injection with the racing born performance and aggressive looks of Individual-Runner engine induction.

• Injector Manifold mounting flanges are sealed with O-rings which are included in the kit
• The mounting sub-plate for an EFI vacuum junction block is provided on the manifolds
• 300-814 (satin) and 300-815 (coated Ti-gray) have as-cast port flange openings – 1.97-inch X 1.21-inch, (required for some 305 sprint car classes)
• Hilborn high-quality 356-T6 heat-treated aluminum castings
• Fits Small Block Chevy engines with 23 degree OE and aftermarket cylinder heads (excluding raised runner)
• 300-812 (satin) and 300-813 (coated Ti-gray) have CNC profiled port flange openings – 2.12-inch X 1.25-inch
• Hilborn high-quality 356-T6 heat-treated aluminum castings, available in satin and ceramic coated a Ti-dark gray