Speedmaster Chevy Gen V LT1 Downdraft 8 Stack EFI Intake Manifold System Polished

The Speedmaster Chevy Gen V LT1 Downdraft 8 Stack EFI Intake Manifold System is a complete, ready-to-install performance intake solution engineered for modern LT1 engines. This polished manifold delivers optimized air distribution and superior EFI compatibility, making it an essential upgrade for builders seeking improved flow characteristics and cleaner engine bay aesthetics.

Designed specifically for Gen V LT1 applications, this downdraft 8 stack configuration ensures proper fuel and air mixing while maintaining the compact footprint required by contemporary engine bays. The complete system arrives fully assembled and finished, eliminating the need for additional custom fabrication or polishing work. This manifold integrates seamlessly with EFI fuel injection systems, providing the precision air-metering required for reliable starting, steady idle, and responsive throttle control across all rpm ranges.

Key Features & Benefits

• Chevy Gen V LT1 Specific: Engineered and fitment-tested for Chevy Gen V LT1 engines with exact port matching.
• Downdraft 8 Stack Design: Optimized runner geometry delivers balanced air distribution and improved volumetric efficiency.
• EFI Ready: Fully compatible with electronic fuel injection systems for modern engine management.
• Complete Polished Finish: Ships fully assembled with a professional polished surface, ready to install without additional finishing.
• Direct Bolt-On Fit: Mounts directly to OEM intake flanges without adapter plates or custom modifications.

Specifications

Ideal Applications

• Engine swaps and restorations using Gen V LT1 powerplants
• High-performance street engines requiring modern EFI management
• Crate engine installations needing contemporary induction systems
• Custom engine builds prioritizing clean, efficient air distribution