Olds Performer Manifold - 307-403

The Olds Performer Manifold - 307-403 by Edelbrock is a cast-iron intake manifold designed specifically for Oldsmobile 307 and 403 cubic-inch engines. This manifold is ideal for street and light performance applications, serving as a direct replacement for stock units. It allows enthusiasts to enhance their engine's performance without extensive modifications, making it suitable for both restorations and upgrades.

Edelbrock's Performer design features optimized runner passages that promote consistent airflow, which can lead to improved torque in the mid-range RPM band. The robust cast-iron construction ensures thermal stability and durability, resisting warping under performance use. The manifold's dimensions and dual-plane configuration are designed to fit standard engine bay dimensions without requiring custom modifications.

Technicians and restorers working on Oldsmobile 307-403 engines will benefit from this manifold's straightforward bolt-on installation and OEM-compatible mounting pattern. It is compatible with both 4-barrel and 2-barrel carburetors, making it versatile for various setups. This manifold is a trusted choice for those looking to enhance their engine's performance while maintaining compatibility with existing components.