Holley 300-66 EFI Intake Manifold

Holley 300-66 EFI Intake Manifold Review

Holley 300-66 EFI Intake Manifold Feature

• Port size is 1.89" tall by 1.15" wide, front is 3.91" and rear is 5.40"
• Features a high rise dual plane design for top power performance
• Idle to 6000 RPM power band to meet power needs
• Extra installation hardware included for proper installation
• 90-day warranty

The Holley intake manifold is a great power builder and created for top performance on the Chevy small block. It uses the late model alternator and A/C bracket mounting provisions.