Intake Manifold – Vortec Head Design

Intake Manifold, Vortec Head Design

P/N 12366573

– Designed for 283-400-cubic-inch engines using Vortec cylinder heads P/N 12558060, P/N 19300956, P/N 19300955, P/N 19331470, or P/N 19331472
– Has 4-bolts per side to attach it to these cylinder heads
– Aluminum high-rise design maximizes horsepower and delivers a broad torque curve
– Accepts a square-bore 4150–style carb and includes externally plumbed hot water crossover passage
– Use manifold gasket P/N 89017465 and eight attachment bolts, P/N 12550027

Additional Required Components:

• Gaskets (1) 89017465
• Bolts (8) 12550027

Engine Application: 19258602, 19351532, 19351533

Note: Vortec heads were originally released on 1996-1999 truck engines. Check for hood clearance, especially with Corvette.

Open carburetor spacer is not recommended for use with dual-plane intake manifolds.