Speedmaster 1-147-082 Chevy SBC 350 EFI Hi-Rise Aluminum Intake Manifold, Satin Finish, 1957-1995

The Speedmaster 1-147-082 is a hi-rise aluminum intake manifold engineered for Chevy small-block (SBC) 350 EFI engines, covering model years 1957–1995. Designed with integrated injection ports and finished in durable satin aluminum, this manifold delivers efficient fuel distribution and enhanced airflow for optimized engine performance in both street and performance applications.

The hi-rise design promotes superior air velocity and combustion efficiency, making it ideal for carburetor-to-fuel-injection conversions or direct EFI builds on classic and modern small-block Chevy platforms. Its aluminum construction ensures a lightweight footprint while maintaining superior heat dissipation. The satin finish provides an attractive appearance while resisting corrosion, making it a practical choice for engine bays that see regular use or show-quality builds.

Key Features & Benefits

• Hi-Rise Design: Optimized chamber height promotes air velocity and improved combustion efficiency.
• EFI Injection Ports: Factory-prepared ports ready for fuel injector installation without additional porting.
• Aluminum Construction: Lightweight, corrosion-resistant material with excellent heat dissipation properties.
• SBC 350 Compatible: Fits Chevy small-block 350 engines across 1957–1995 model years.
• Satin Finish: Attractive, durable surface treatment resistant to oxidation and corrosion.

Specifications

Ideal Applications

• Fuel-injection conversions on carbureted Chevy SBC 350 engines
• EFI swaps and modernization of classic and vintage Chevy builds
• Street performance and daily-driver small-block applications
• Engine show builds and restoration projects requiring period-correct or modern EFI setups