Crosswind Holden 304 308 (w/VN Heads) Dual-Plane Intake Manifold, Street - Black Holden V8 These are handcrafted to very

These are handcrafted to very high standards and are very impressive

When the gasket makes contact with the sealing face

Heat sink design produces high heat transfer with minimal airflow

7/16" IFF (Inverted Flare Female) outlet

Wiring and mounting hardware included

Crosswind Holden 304 308 (w/VN Heads) Dual-Plane Intake Manifold, Street - Black Holden V8 These are handcrafted to veryThis is a terrific all round high performance street manifold. It is a direct replacement for the stock intake manifold on Holden V8 engines fitted with VN cylinder heads. This is an air gap style design which provides air space under the plenum which helps cool the intake charge and produce more power. Calflow intake manifolds are cast from steel moulds, not sand. These permanent steel moulds provide a tighter grain casting, thereby reducing porosity